Home / 161,857.60-223,325.04-98,193.76

Finding the Fourth Proportional to 161,857.60, 223,325.04 and 98,193.76

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Solution

The fourth proportional to 161,857.60, 223,325.04 and 98,193.76 is: 135,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,857.60 : 223,325.04 = 98,193.76 : x
  2. Step 2: Convert to fraction form
    161,857.60/223,325.04 = 98,193.76/x
  3. Step 3: Cross multiply
    161,857.60x = 223,325.04 × 98,193.76
  4. Step 4: Simplify right side
    161,857.60x = 21,929,125,379.75
  5. Step 5: Solve for x
    x = 21,929,125,379.75/161,857.60
  6. Step 6: Final answer
    x = 135,484.06

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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.