Home / 127,538.94-176,002.91-70,181.76

Finding the Fourth Proportional to 127,538.94, 176,002.91 and 70,181.76

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Solution

The fourth proportional to 127,538.94, 176,002.91 and 70,181.76 is: 96,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,538.94 : 176,002.91 = 70,181.76 : x
  2. Step 2: Convert to fraction form
    127,538.94/176,002.91 = 70,181.76/x
  3. Step 3: Cross multiply
    127,538.94x = 176,002.91 × 70,181.76
  4. Step 4: Simplify right side
    127,538.94x = 12,352,193,988.92
  5. Step 5: Solve for x
    x = 12,352,193,988.92/127,538.94
  6. Step 6: Final answer
    x = 96,850.37

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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.