Home / 156,928.32-235,390.45-38,600.69

Finding the Fourth Proportional to 156,928.32, 235,390.45 and 38,600.69

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Solution

The fourth proportional to 156,928.32, 235,390.45 and 38,600.69 is: 57,900.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,928.32 : 235,390.45 = 38,600.69 : x
  2. Step 2: Convert to fraction form
    156,928.32/235,390.45 = 38,600.69/x
  3. Step 3: Cross multiply
    156,928.32x = 235,390.45 × 38,600.69
  4. Step 4: Simplify right side
    156,928.32x = 9,086,232,612.46
  5. Step 5: Solve for x
    x = 9,086,232,612.46/156,928.32
  6. Step 6: Final answer
    x = 57,900.53

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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.