Home / 57,724.68-86,510.48-29,643.60

Finding the Fourth Proportional to 57,724.68, 86,510.48 and 29,643.60

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Solution

The fourth proportional to 57,724.68, 86,510.48 and 29,643.60 is: 44,426.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,724.68 : 86,510.48 = 29,643.60 : x
  2. Step 2: Convert to fraction form
    57,724.68/86,510.48 = 29,643.60/x
  3. Step 3: Cross multiply
    57,724.68x = 86,510.48 × 29,643.60
  4. Step 4: Simplify right side
    57,724.68x = 2,564,481,916.71
  5. Step 5: Solve for x
    x = 2,564,481,916.71/57,724.68
  6. Step 6: Final answer
    x = 44,426.09

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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.