Home / 156,635.80-234,953.70-38,308.30

Finding the Fourth Proportional to 156,635.80, 234,953.70 and 38,308.30

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Solution

The fourth proportional to 156,635.80, 234,953.70 and 38,308.30 is: 57,462.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,635.80 : 234,953.70 = 38,308.30 : x
  2. Step 2: Convert to fraction form
    156,635.80/234,953.70 = 38,308.30/x
  3. Step 3: Cross multiply
    156,635.80x = 234,953.70 × 38,308.30
  4. Step 4: Simplify right side
    156,635.80x = 9,000,676,825.71
  5. Step 5: Solve for x
    x = 9,000,676,825.71/156,635.80
  6. Step 6: Final answer
    x = 57,462.45

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1.5x scale

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.