Home / 156,235.28-234,248.76-51,017.36

Finding the Fourth Proportional to 156,235.28, 234,248.76 and 51,017.36

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Solution

The fourth proportional to 156,235.28, 234,248.76 and 51,017.36 is: 76,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,235.28 : 234,248.76 = 51,017.36 : x
  2. Step 2: Convert to fraction form
    156,235.28/234,248.76 = 51,017.36/x
  3. Step 3: Cross multiply
    156,235.28x = 234,248.76 × 51,017.36
  4. Step 4: Simplify right side
    156,235.28x = 11,950,753,318.47
  5. Step 5: Solve for x
    x = 11,950,753,318.47/156,235.28
  6. Step 6: Final answer
    x = 76,492.03

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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.