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Finding the Fourth Proportional to 40,802.67, 61,210.17 and 14,501.16

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Solution

The fourth proportional to 40,802.67, 61,210.17 and 14,501.16 is: 21,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802.67 : 61,210.17 = 14,501.16 : x
  2. Step 2: Convert to fraction form
    40,802.67/61,210.17 = 14,501.16/x
  3. Step 3: Cross multiply
    40,802.67x = 61,210.17 × 14,501.16
  4. Step 4: Simplify right side
    40,802.67x = 887,618,468.80
  5. Step 5: Solve for x
    x = 887,618,468.80/40,802.67
  6. Step 6: Final answer
    x = 21,753.93

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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.