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Finding the Fourth Proportional to 60,430.71, 90,614.94 and 27,122.22

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Solution

The fourth proportional to 60,430.71, 90,614.94 and 27,122.22 is: 40,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,430.71 : 90,614.94 = 27,122.22 : x
  2. Step 2: Convert to fraction form
    60,430.71/90,614.94 = 27,122.22/x
  3. Step 3: Cross multiply
    60,430.71x = 90,614.94 × 27,122.22
  4. Step 4: Simplify right side
    60,430.71x = 2,457,678,337.97
  5. Step 5: Solve for x
    x = 2,457,678,337.97/60,430.71
  6. Step 6: Final answer
    x = 40,669.36

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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.