Home / 558,150.52-837,225.78-137,426.40

Finding the Fourth Proportional to 558,150.52, 837,225.78 and 137,426.40

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Solution

The fourth proportional to 558,150.52, 837,225.78 and 137,426.40 is: 206,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,150.52 : 837,225.78 = 137,426.40 : x
  2. Step 2: Convert to fraction form
    558,150.52/837,225.78 = 137,426.40/x
  3. Step 3: Cross multiply
    558,150.52x = 837,225.78 × 137,426.40
  4. Step 4: Simplify right side
    558,150.52x = 115,056,924,932.59
  5. Step 5: Solve for x
    x = 115,056,924,932.59/558,150.52
  6. Step 6: Final answer
    x = 206,139.60

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Similar ratio
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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.