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Finding the Fourth Proportional to 162,876.80, 244,315.20 and 57,706.40

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Solution

The fourth proportional to 162,876.80, 244,315.20 and 57,706.40 is: 86,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,876.80 : 244,315.20 = 57,706.40 : x
  2. Step 2: Convert to fraction form
    162,876.80/244,315.20 = 57,706.40/x
  3. Step 3: Cross multiply
    162,876.80x = 244,315.20 × 57,706.40
  4. Step 4: Simplify right side
    162,876.80x = 14,098,550,657.28
  5. Step 5: Solve for x
    x = 14,098,550,657.28/162,876.80
  6. Step 6: Final answer
    x = 86,559.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.