Home / 156,909.92-235,362.83-38,582.28

Finding the Fourth Proportional to 156,909.92, 235,362.83 and 38,582.28

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Solution

The fourth proportional to 156,909.92, 235,362.83 and 38,582.28 is: 57,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,909.92 : 235,362.83 = 38,582.28 : x
  2. Step 2: Convert to fraction form
    156,909.92/235,362.83 = 38,582.28/x
  3. Step 3: Cross multiply
    156,909.92x = 235,362.83 × 38,582.28
  4. Step 4: Simplify right side
    156,909.92x = 9,080,834,415.74
  5. Step 5: Solve for x
    x = 9,080,834,415.74/156,909.92
  6. Step 6: Final answer
    x = 57,872.92

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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.