Home / 127,321.66-175,707.02-69,960.52

Finding the Fourth Proportional to 127,321.66, 175,707.02 and 69,960.52

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Solution

The fourth proportional to 127,321.66, 175,707.02 and 69,960.52 is: 96,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,321.66 : 175,707.02 = 69,960.52 : x
  2. Step 2: Convert to fraction form
    127,321.66/175,707.02 = 69,960.52/x
  3. Step 3: Cross multiply
    127,321.66x = 175,707.02 × 69,960.52
  4. Step 4: Simplify right side
    127,321.66x = 12,292,554,486.85
  5. Step 5: Solve for x
    x = 12,292,554,486.85/127,321.66
  6. Step 6: Final answer
    x = 96,547.24

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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.