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Finding the Fourth Proportional to 60,477.40, 83,402.98 and 37,809.16

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Solution

The fourth proportional to 60,477.40, 83,402.98 and 37,809.16 is: 52,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,477.40 : 83,402.98 = 37,809.16 : x
  2. Step 2: Convert to fraction form
    60,477.40/83,402.98 = 37,809.16/x
  3. Step 3: Cross multiply
    60,477.40x = 83,402.98 × 37,809.16
  4. Step 4: Simplify right side
    60,477.40x = 3,153,396,615.30
  5. Step 5: Solve for x
    x = 3,153,396,615.30/60,477.40
  6. Step 6: Final answer
    x = 52,141.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.