Home / 127,535.18-176,013.70-73,106.82

Finding the Fourth Proportional to 127,535.18, 176,013.70 and 73,106.82

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Solution

The fourth proportional to 127,535.18, 176,013.70 and 73,106.82 is: 100,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,535.18 : 176,013.70 = 73,106.82 : x
  2. Step 2: Convert to fraction form
    127,535.18/176,013.70 = 73,106.82/x
  3. Step 3: Cross multiply
    127,535.18x = 176,013.70 × 73,106.82
  4. Step 4: Simplify right side
    127,535.18x = 12,867,801,883.43
  5. Step 5: Solve for x
    x = 12,867,801,883.43/127,535.18
  6. Step 6: Final answer
    x = 100,896.10

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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.