Home / 127,704.29-191,549.30-38,950.82

Finding the Fourth Proportional to 127,704.29, 191,549.30 and 38,950.82

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Solution

The fourth proportional to 127,704.29, 191,549.30 and 38,950.82 is: 58,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,704.29 : 191,549.30 = 38,950.82 : x
  2. Step 2: Convert to fraction form
    127,704.29/191,549.30 = 38,950.82/x
  3. Step 3: Cross multiply
    127,704.29x = 191,549.30 × 38,950.82
  4. Step 4: Simplify right side
    127,704.29x = 7,461,002,110.67
  5. Step 5: Solve for x
    x = 7,461,002,110.67/127,704.29
  6. Step 6: Final answer
    x = 58,424.05

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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.