Home / 156,732.08-235,098.12-38,402.40

Finding the Fourth Proportional to 156,732.08, 235,098.12 and 38,402.40

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Solution

The fourth proportional to 156,732.08, 235,098.12 and 38,402.40 is: 57,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,732.08 : 235,098.12 = 38,402.40 : x
  2. Step 2: Convert to fraction form
    156,732.08/235,098.12 = 38,402.40/x
  3. Step 3: Cross multiply
    156,732.08x = 235,098.12 × 38,402.40
  4. Step 4: Simplify right side
    156,732.08x = 9,028,330,868.00
  5. Step 5: Solve for x
    x = 9,028,330,868.00/156,732.08
  6. Step 6: Final answer
    x = 57,603.59

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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.