Home / 127,935.38-176,551.62-71,350.40

Finding the Fourth Proportional to 127,935.38, 176,551.62 and 71,350.40

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Solution

The fourth proportional to 127,935.38, 176,551.62 and 71,350.40 is: 98,464.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,935.38 : 176,551.62 = 71,350.40 : x
  2. Step 2: Convert to fraction form
    127,935.38/176,551.62 = 71,350.40/x
  3. Step 3: Cross multiply
    127,935.38x = 176,551.62 × 71,350.40
  4. Step 4: Simplify right side
    127,935.38x = 12,597,028,707.65
  5. Step 5: Solve for x
    x = 12,597,028,707.65/127,935.38
  6. Step 6: Final answer
    x = 98,464.00

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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.