Home / 127,873.29-176,458.73-71,273.73

Finding the Fourth Proportional to 127,873.29, 176,458.73 and 71,273.73

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Solution

The fourth proportional to 127,873.29, 176,458.73 and 71,273.73 is: 98,354.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,873.29 : 176,458.73 = 71,273.73 : x
  2. Step 2: Convert to fraction form
    127,873.29/176,458.73 = 71,273.73/x
  3. Step 3: Cross multiply
    127,873.29x = 176,458.73 × 71,273.73
  4. Step 4: Simplify right side
    127,873.29x = 12,576,871,521.79
  5. Step 5: Solve for x
    x = 12,576,871,521.79/127,873.29
  6. Step 6: Final answer
    x = 98,354.17

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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.