Home / 127,622.72-191,434.07-34,126.04

Finding the Fourth Proportional to 127,622.72, 191,434.07 and 34,126.04

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Solution

The fourth proportional to 127,622.72, 191,434.07 and 34,126.04 is: 51,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,622.72 : 191,434.07 = 34,126.04 : x
  2. Step 2: Convert to fraction form
    127,622.72/191,434.07 = 34,126.04/x
  3. Step 3: Cross multiply
    127,622.72x = 191,434.07 × 34,126.04
  4. Step 4: Simplify right side
    127,622.72x = 6,532,887,294.08
  5. Step 5: Solve for x
    x = 6,532,887,294.08/127,622.72
  6. Step 6: Final answer
    x = 51,189.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.