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Finding the Fourth Proportional to 162,168.36, 223,752.42 and 98,502.36

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Solution

The fourth proportional to 162,168.36, 223,752.42 and 98,502.36 is: 135,909.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,168.36 : 223,752.42 = 98,502.36 : x
  2. Step 2: Convert to fraction form
    162,168.36/223,752.42 = 98,502.36/x
  3. Step 3: Cross multiply
    162,168.36x = 223,752.42 × 98,502.36
  4. Step 4: Simplify right side
    162,168.36x = 22,040,141,425.71
  5. Step 5: Solve for x
    x = 22,040,141,425.71/162,168.36
  6. Step 6: Final answer
    x = 135,909.01

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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.