Home / 127,577.20-176,058.12-70,223.14

Finding the Fourth Proportional to 127,577.20, 176,058.12 and 70,223.14

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Solution

The fourth proportional to 127,577.20, 176,058.12 and 70,223.14 is: 96,908.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,577.20 : 176,058.12 = 70,223.14 : x
  2. Step 2: Convert to fraction form
    127,577.20/176,058.12 = 70,223.14/x
  3. Step 3: Cross multiply
    127,577.20x = 176,058.12 × 70,223.14
  4. Step 4: Simplify right side
    127,577.20x = 12,363,354,008.90
  5. Step 5: Solve for x
    x = 12,363,354,008.90/127,577.20
  6. Step 6: Final answer
    x = 96,908.81

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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.