Home / 162,511.52-224,276.27-90,892.08

Finding the Fourth Proportional to 162,511.52, 224,276.27 and 90,892.08

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Solution

The fourth proportional to 162,511.52, 224,276.27 and 90,892.08 is: 125,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,511.52 : 224,276.27 = 90,892.08 : x
  2. Step 2: Convert to fraction form
    162,511.52/224,276.27 = 90,892.08/x
  3. Step 3: Cross multiply
    162,511.52x = 224,276.27 × 90,892.08
  4. Step 4: Simplify right side
    162,511.52x = 20,384,936,220.48
  5. Step 5: Solve for x
    x = 20,384,936,220.48/162,511.52
  6. Step 6: Final answer
    x = 125,436.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.