Home / 127,552.82-176,022.89-70,964.18

Finding the Fourth Proportional to 127,552.82, 176,022.89 and 70,964.18

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Solution

The fourth proportional to 127,552.82, 176,022.89 and 70,964.18 is: 97,930.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,552.82 : 176,022.89 = 70,964.18 : x
  2. Step 2: Convert to fraction form
    127,552.82/176,022.89 = 70,964.18/x
  3. Step 3: Cross multiply
    127,552.82x = 176,022.89 × 70,964.18
  4. Step 4: Simplify right side
    127,552.82x = 12,491,320,050.08
  5. Step 5: Solve for x
    x = 12,491,320,050.08/127,552.82
  6. Step 6: Final answer
    x = 97,930.57

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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.