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Finding the Fourth Proportional to 60,885.30, 83,699.07 and 52,356.18

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Solution

The fourth proportional to 60,885.30, 83,699.07 and 52,356.18 is: 71,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,885.30 : 83,699.07 = 52,356.18 : x
  2. Step 2: Convert to fraction form
    60,885.30/83,699.07 = 52,356.18/x
  3. Step 3: Cross multiply
    60,885.30x = 83,699.07 × 52,356.18
  4. Step 4: Simplify right side
    60,885.30x = 4,382,163,574.75
  5. Step 5: Solve for x
    x = 4,382,163,574.75/60,885.30
  6. Step 6: Final answer
    x = 71,974.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.