Home / 127,633.11-176,150.22-73,206.51

Finding the Fourth Proportional to 127,633.11, 176,150.22 and 73,206.51

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Solution

The fourth proportional to 127,633.11, 176,150.22 and 73,206.51 is: 101,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,633.11 : 176,150.22 = 73,206.51 : x
  2. Step 2: Convert to fraction form
    127,633.11/176,150.22 = 73,206.51/x
  3. Step 3: Cross multiply
    127,633.11x = 176,150.22 × 73,206.51
  4. Step 4: Simplify right side
    127,633.11x = 12,895,342,841.93
  5. Step 5: Solve for x
    x = 12,895,342,841.93/127,633.11
  6. Step 6: Final answer
    x = 101,034.46

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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.