Home / 156,701.30-235,051.95-38,373.80

Finding the Fourth Proportional to 156,701.30, 235,051.95 and 38,373.80

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Solution

The fourth proportional to 156,701.30, 235,051.95 and 38,373.80 is: 57,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,701.30 : 235,051.95 = 38,373.80 : x
  2. Step 2: Convert to fraction form
    156,701.30/235,051.95 = 38,373.80/x
  3. Step 3: Cross multiply
    156,701.30x = 235,051.95 × 38,373.80
  4. Step 4: Simplify right side
    156,701.30x = 9,019,836,518.91
  5. Step 5: Solve for x
    x = 9,019,836,518.91/156,701.30
  6. Step 6: Final answer
    x = 57,560.70

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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.