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Finding the Fourth Proportional to 162,334.80, 224,091 and 98,692.92

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Solution

The fourth proportional to 162,334.80, 224,091 and 98,692.92 is: 136,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,334.80 : 224,091 = 98,692.92 : x
  2. Step 2: Convert to fraction form
    162,334.80/224,091 = 98,692.92/x
  3. Step 3: Cross multiply
    162,334.80x = 224,091 × 98,692.92
  4. Step 4: Simplify right side
    162,334.80x = 22,116,195,135.72
  5. Step 5: Solve for x
    x = 22,116,195,135.72/162,334.80
  6. Step 6: Final answer
    x = 136,238.16

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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.