Home / 158,711.68-237,901.40-53,494.28

Finding the Fourth Proportional to 158,711.68, 237,901.40 and 53,494.28

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Solution

The fourth proportional to 158,711.68, 237,901.40 and 53,494.28 is: 80,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,711.68 : 237,901.40 = 53,494.28 : x
  2. Step 2: Convert to fraction form
    158,711.68/237,901.40 = 53,494.28/x
  3. Step 3: Cross multiply
    158,711.68x = 237,901.40 × 53,494.28
  4. Step 4: Simplify right side
    158,711.68x = 12,726,364,103.99
  5. Step 5: Solve for x
    x = 12,726,364,103.99/158,711.68
  6. Step 6: Final answer
    x = 80,185.43

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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.