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Finding the Fourth Proportional to 162,695.80, 244,083.70 and 56,081.40

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Solution

The fourth proportional to 162,695.80, 244,083.70 and 56,081.40 is: 84,135.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,695.80 : 244,083.70 = 56,081.40 : x
  2. Step 2: Convert to fraction form
    162,695.80/244,083.70 = 56,081.40/x
  3. Step 3: Cross multiply
    162,695.80x = 244,083.70 × 56,081.40
  4. Step 4: Simplify right side
    162,695.80x = 13,688,555,613.18
  5. Step 5: Solve for x
    x = 13,688,555,613.18/162,695.80
  6. Step 6: Final answer
    x = 84,135.89

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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.