Home / 127,632.84-176,131.57-71,044.26

Finding the Fourth Proportional to 127,632.84, 176,131.57 and 71,044.26

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Solution

The fourth proportional to 127,632.84, 176,131.57 and 71,044.26 is: 98,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,632.84 : 176,131.57 = 71,044.26 : x
  2. Step 2: Convert to fraction form
    127,632.84/176,131.57 = 71,044.26/x
  3. Step 3: Cross multiply
    127,632.84x = 176,131.57 × 71,044.26
  4. Step 4: Simplify right side
    127,632.84x = 12,513,137,053.29
  5. Step 5: Solve for x
    x = 12,513,137,053.29/127,632.84
  6. Step 6: Final answer
    x = 98,040.11

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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.