Home / 127,057.02-175,327.16-69,693.83

Finding the Fourth Proportional to 127,057.02, 175,327.16 and 69,693.83

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Solution

The fourth proportional to 127,057.02, 175,327.16 and 69,693.83 is: 96,171.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,057.02 : 175,327.16 = 69,693.83 : x
  2. Step 2: Convert to fraction form
    127,057.02/175,327.16 = 69,693.83/x
  3. Step 3: Cross multiply
    127,057.02x = 175,327.16 × 69,693.83
  4. Step 4: Simplify right side
    127,057.02x = 12,219,221,283.42
  5. Step 5: Solve for x
    x = 12,219,221,283.42/127,057.02
  6. Step 6: Final answer
    x = 96,171.16

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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.