Home / 156,585.21-234,875.76-38,257.57

Finding the Fourth Proportional to 156,585.21, 234,875.76 and 38,257.57

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Solution

The fourth proportional to 156,585.21, 234,875.76 and 38,257.57 is: 57,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,585.21 : 234,875.76 = 38,257.57 : x
  2. Step 2: Convert to fraction form
    156,585.21/234,875.76 = 38,257.57/x
  3. Step 3: Cross multiply
    156,585.21x = 234,875.76 × 38,257.57
  4. Step 4: Simplify right side
    156,585.21x = 8,985,776,123.10
  5. Step 5: Solve for x
    x = 8,985,776,123.10/156,585.21
  6. Step 6: Final answer
    x = 57,385.86

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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.