Home / 127,537.70-176,017.14-73,109.34

Finding the Fourth Proportional to 127,537.70, 176,017.14 and 73,109.34

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Solution

The fourth proportional to 127,537.70, 176,017.14 and 73,109.34 is: 100,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,537.70 : 176,017.14 = 73,109.34 : x
  2. Step 2: Convert to fraction form
    127,537.70/176,017.14 = 73,109.34/x
  3. Step 3: Cross multiply
    127,537.70x = 176,017.14 × 73,109.34
  4. Step 4: Simplify right side
    127,537.70x = 12,868,496,934.09
  5. Step 5: Solve for x
    x = 12,868,496,934.09/127,537.70
  6. Step 6: Final answer
    x = 100,899.56

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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.