Home / 158,500.80-237,620.16-123,595.20

Finding the Fourth Proportional to 158,500.80, 237,620.16 and 123,595.20

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Solution

The fourth proportional to 158,500.80, 237,620.16 and 123,595.20 is: 185,290.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,500.80 : 237,620.16 = 123,595.20 : x
  2. Step 2: Convert to fraction form
    158,500.80/237,620.16 = 123,595.20/x
  3. Step 3: Cross multiply
    158,500.80x = 237,620.16 × 123,595.20
  4. Step 4: Simplify right side
    158,500.80x = 29,368,711,199.23
  5. Step 5: Solve for x
    x = 29,368,711,199.23/158,500.80
  6. Step 6: Final answer
    x = 185,290.62

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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.