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Finding the Fourth Proportional to 60,433.51, 90,206.64 and 55,980.23

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Solution

The fourth proportional to 60,433.51, 90,206.64 and 55,980.23 is: 83,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,433.51 : 90,206.64 = 55,980.23 : x
  2. Step 2: Convert to fraction form
    60,433.51/90,206.64 = 55,980.23/x
  3. Step 3: Cross multiply
    60,433.51x = 90,206.64 × 55,980.23
  4. Step 4: Simplify right side
    60,433.51x = 5,049,788,454.73
  5. Step 5: Solve for x
    x = 5,049,788,454.73/60,433.51
  6. Step 6: Final answer
    x = 83,559.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.