Home / 272,947.17-409,547.57-104,411.79

Finding the Fourth Proportional to 272,947.17, 409,547.57 and 104,411.79

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Solution

The fourth proportional to 272,947.17, 409,547.57 and 104,411.79 is: 156,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,947.17 : 409,547.57 = 104,411.79 : x
  2. Step 2: Convert to fraction form
    272,947.17/409,547.57 = 104,411.79/x
  3. Step 3: Cross multiply
    272,947.17x = 409,547.57 × 104,411.79
  4. Step 4: Simplify right side
    272,947.17x = 42,761,593,403.30
  5. Step 5: Solve for x
    x = 42,761,593,403.30/272,947.17
  6. Step 6: Final answer
    x = 156,666.19

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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.