Home / 127,026.77-175,284.30-73,329.09

Finding the Fourth Proportional to 127,026.77, 175,284.30 and 73,329.09

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Solution

The fourth proportional to 127,026.77, 175,284.30 and 73,329.09 is: 101,186.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,026.77 : 175,284.30 = 73,329.09 : x
  2. Step 2: Convert to fraction form
    127,026.77/175,284.30 = 73,329.09/x
  3. Step 3: Cross multiply
    127,026.77x = 175,284.30 × 73,329.09
  4. Step 4: Simplify right side
    127,026.77x = 12,853,437,827.95
  5. Step 5: Solve for x
    x = 12,853,437,827.95/127,026.77
  6. Step 6: Final answer
    x = 101,186.85

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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.