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Finding the Fourth Proportional to 162,352.74, 224,042.58 and 90,733.35

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Solution

The fourth proportional to 162,352.74, 224,042.58 and 90,733.35 is: 125,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,352.74 : 224,042.58 = 90,733.35 : x
  2. Step 2: Convert to fraction form
    162,352.74/224,042.58 = 90,733.35/x
  3. Step 3: Cross multiply
    162,352.74x = 224,042.58 × 90,733.35
  4. Step 4: Simplify right side
    162,352.74x = 20,328,133,826.04
  5. Step 5: Solve for x
    x = 20,328,133,826.04/162,352.74
  6. Step 6: Final answer
    x = 125,209.68

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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.