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Finding the Fourth Proportional to 162,359.62, 224,047.94 and 90,725.66

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Solution

The fourth proportional to 162,359.62, 224,047.94 and 90,725.66 is: 125,196.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,359.62 : 224,047.94 = 90,725.66 : x
  2. Step 2: Convert to fraction form
    162,359.62/224,047.94 = 90,725.66/x
  3. Step 3: Cross multiply
    162,359.62x = 224,047.94 × 90,725.66
  4. Step 4: Simplify right side
    162,359.62x = 20,326,897,228.14
  5. Step 5: Solve for x
    x = 20,326,897,228.14/162,359.62
  6. Step 6: Final answer
    x = 125,196.75

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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.