Home / 127,707.01-176,235.62-74,023.13

Finding the Fourth Proportional to 127,707.01, 176,235.62 and 74,023.13

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Solution

The fourth proportional to 127,707.01, 176,235.62 and 74,023.13 is: 102,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,707.01 : 176,235.62 = 74,023.13 : x
  2. Step 2: Convert to fraction form
    127,707.01/176,235.62 = 74,023.13/x
  3. Step 3: Cross multiply
    127,707.01x = 176,235.62 × 74,023.13
  4. Step 4: Simplify right side
    127,707.01x = 13,045,512,280.36
  5. Step 5: Solve for x
    x = 13,045,512,280.36/127,707.01
  6. Step 6: Final answer
    x = 102,151.89

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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.