Home / 169,711.49-234,175.85-98,077.69

Finding the Fourth Proportional to 169,711.49, 234,175.85 and 98,077.69

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Solution

The fourth proportional to 169,711.49, 234,175.85 and 98,077.69 is: 135,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,711.49 : 234,175.85 = 98,077.69 : x
  2. Step 2: Convert to fraction form
    169,711.49/234,175.85 = 98,077.69/x
  3. Step 3: Cross multiply
    169,711.49x = 234,175.85 × 98,077.69
  4. Step 4: Simplify right side
    169,711.49x = 22,967,425,657.45
  5. Step 5: Solve for x
    x = 22,967,425,657.45/169,711.49
  6. Step 6: Final answer
    x = 135,332.18

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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.