Home / 39,856.31-59,743.45-17,680.13

Finding the Fourth Proportional to 39,856.31, 59,743.45 and 17,680.13

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Solution

The fourth proportional to 39,856.31, 59,743.45 and 17,680.13 is: 26,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.31 : 59,743.45 = 17,680.13 : x
  2. Step 2: Convert to fraction form
    39,856.31/59,743.45 = 17,680.13/x
  3. Step 3: Cross multiply
    39,856.31x = 59,743.45 × 17,680.13
  4. Step 4: Simplify right side
    39,856.31x = 1,056,271,619.73
  5. Step 5: Solve for x
    x = 1,056,271,619.73/39,856.31
  6. Step 6: Final answer
    x = 26,502.00

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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.