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Finding the Fourth Proportional to 162,551.04, 224,339.04 and 90,949.20

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Solution

The fourth proportional to 162,551.04, 224,339.04 and 90,949.20 is: 125,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,551.04 : 224,339.04 = 90,949.20 : x
  2. Step 2: Convert to fraction form
    162,551.04/224,339.04 = 90,949.20/x
  3. Step 3: Cross multiply
    162,551.04x = 224,339.04 × 90,949.20
  4. Step 4: Simplify right side
    162,551.04x = 20,403,456,216.77
  5. Step 5: Solve for x
    x = 20,403,456,216.77/162,551.04
  6. Step 6: Final answer
    x = 125,520.31

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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.