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Finding the Fourth Proportional to 60,559,974.30, 90,839,961.45 and 60,559,974.30

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Solution

The fourth proportional to 60,559,974.30, 90,839,961.45 and 60,559,974.30 is: 90,839,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,559,974.30 : 90,839,961.45 = 60,559,974.30 : x
  2. Step 2: Convert to fraction form
    60,559,974.30/90,839,961.45 = 60,559,974.30/x
  3. Step 3: Cross multiply
    60,559,974.30x = 90,839,961.45 × 60,559,974.30
  4. Step 4: Simplify right side
    60,559,974.30x = 5,501,265,730,824,991
  5. Step 5: Solve for x
    x = 5,501,265,730,824,991/60,559,974.30
  6. Step 6: Final answer
    x = 90,839,961.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.