Home / 159,715.41-239,521.29-53,070.73

Finding the Fourth Proportional to 159,715.41, 239,521.29 and 53,070.73

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Solution

The fourth proportional to 159,715.41, 239,521.29 and 53,070.73 is: 79,588.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,715.41 : 239,521.29 = 53,070.73 : x
  2. Step 2: Convert to fraction form
    159,715.41/239,521.29 = 53,070.73/x
  3. Step 3: Cross multiply
    159,715.41x = 239,521.29 × 53,070.73
  4. Step 4: Simplify right side
    159,715.41x = 12,711,569,710.84
  5. Step 5: Solve for x
    x = 12,711,569,710.84/159,715.41
  6. Step 6: Final answer
    x = 79,588.87

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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.