Home / 127,623.27-191,462.58-38,874.45

Finding the Fourth Proportional to 127,623.27, 191,462.58 and 38,874.45

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Solution

The fourth proportional to 127,623.27, 191,462.58 and 38,874.45 is: 58,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,623.27 : 191,462.58 = 38,874.45 : x
  2. Step 2: Convert to fraction form
    127,623.27/191,462.58 = 38,874.45/x
  3. Step 3: Cross multiply
    127,623.27x = 191,462.58 × 38,874.45
  4. Step 4: Simplify right side
    127,623.27x = 7,443,002,493.08
  5. Step 5: Solve for x
    x = 7,443,002,493.08/127,623.27
  6. Step 6: Final answer
    x = 58,320.10

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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.