Home / 156,585.33-234,875.95-38,257.70

Finding the Fourth Proportional to 156,585.33, 234,875.95 and 38,257.70

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Solution

The fourth proportional to 156,585.33, 234,875.95 and 38,257.70 is: 57,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,585.33 : 234,875.95 = 38,257.70 : x
  2. Step 2: Convert to fraction form
    156,585.33/234,875.95 = 38,257.70/x
  3. Step 3: Cross multiply
    156,585.33x = 234,875.95 × 38,257.70
  4. Step 4: Simplify right side
    156,585.33x = 8,985,812,949.48
  5. Step 5: Solve for x
    x = 8,985,812,949.48/156,585.33
  6. Step 6: Final answer
    x = 57,386.05

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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.