Home / 127,613.79-191,406.09-34,126.83

Finding the Fourth Proportional to 127,613.79, 191,406.09 and 34,126.83

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Solution

The fourth proportional to 127,613.79, 191,406.09 and 34,126.83 is: 51,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,613.79 : 191,406.09 = 34,126.83 : x
  2. Step 2: Convert to fraction form
    127,613.79/191,406.09 = 34,126.83/x
  3. Step 3: Cross multiply
    127,613.79x = 191,406.09 × 34,126.83
  4. Step 4: Simplify right side
    127,613.79x = 6,532,083,094.39
  5. Step 5: Solve for x
    x = 6,532,083,094.39/127,613.79
  6. Step 6: Final answer
    x = 51,186.34

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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.