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Finding the Fourth Proportional to 162,454.64, 224,192.28 and 89,858.48

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Solution

The fourth proportional to 162,454.64, 224,192.28 and 89,858.48 is: 124,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,454.64 : 224,192.28 = 89,858.48 : x
  2. Step 2: Convert to fraction form
    162,454.64/224,192.28 = 89,858.48/x
  3. Step 3: Cross multiply
    162,454.64x = 224,192.28 × 89,858.48
  4. Step 4: Simplify right side
    162,454.64x = 20,145,577,508.53
  5. Step 5: Solve for x
    x = 20,145,577,508.53/162,454.64
  6. Step 6: Final answer
    x = 124,007.40

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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.