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Finding the Fourth Proportional to 186,294.98, 257,088.66 and 101,411.84

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Solution

The fourth proportional to 186,294.98, 257,088.66 and 101,411.84 is: 139,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,294.98 : 257,088.66 = 101,411.84 : x
  2. Step 2: Convert to fraction form
    186,294.98/257,088.66 = 101,411.84/x
  3. Step 3: Cross multiply
    186,294.98x = 257,088.66 × 101,411.84
  4. Step 4: Simplify right side
    186,294.98x = 26,071,834,053.73
  5. Step 5: Solve for x
    x = 26,071,834,053.73/186,294.98
  6. Step 6: Final answer
    x = 139,949.20

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