Home / 156,388.86-234,581.31-38,060.46

Finding the Fourth Proportional to 156,388.86, 234,581.31 and 38,060.46

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Solution

The fourth proportional to 156,388.86, 234,581.31 and 38,060.46 is: 57,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,388.86 : 234,581.31 = 38,060.46 : x
  2. Step 2: Convert to fraction form
    156,388.86/234,581.31 = 38,060.46/x
  3. Step 3: Cross multiply
    156,388.86x = 234,581.31 × 38,060.46
  4. Step 4: Simplify right side
    156,388.86x = 8,928,272,566.00
  5. Step 5: Solve for x
    x = 8,928,272,566.00/156,388.86
  6. Step 6: Final answer
    x = 57,090.21

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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.