Home / 237,857.20-328,246.08-130,426.96

Finding the Fourth Proportional to 237,857.20, 328,246.08 and 130,426.96

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Solution

The fourth proportional to 237,857.20, 328,246.08 and 130,426.96 is: 179,990.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,857.20 : 328,246.08 = 130,426.96 : x
  2. Step 2: Convert to fraction form
    237,857.20/328,246.08 = 130,426.96/x
  3. Step 3: Cross multiply
    237,857.20x = 328,246.08 × 130,426.96
  4. Step 4: Simplify right side
    237,857.20x = 42,812,138,346.32
  5. Step 5: Solve for x
    x = 42,812,138,346.32/237,857.20
  6. Step 6: Final answer
    x = 179,990.93

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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.