Home / 181,104.60-271,438.20-92,312.40

Finding the Fourth Proportional to 181,104.60, 271,438.20 and 92,312.40

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Solution

The fourth proportional to 181,104.60, 271,438.20 and 92,312.40 is: 138,357.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,104.60 : 271,438.20 = 92,312.40 : x
  2. Step 2: Convert to fraction form
    181,104.60/271,438.20 = 92,312.40/x
  3. Step 3: Cross multiply
    181,104.60x = 271,438.20 × 92,312.40
  4. Step 4: Simplify right side
    181,104.60x = 25,057,111,693.68
  5. Step 5: Solve for x
    x = 25,057,111,693.68/181,104.60
  6. Step 6: Final answer
    x = 138,357.12

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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.