Home / 92,031.86-127,002.43-51,195.49

Finding the Fourth Proportional to 92,031.86, 127,002.43 and 51,195.49

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Solution

The fourth proportional to 92,031.86, 127,002.43 and 51,195.49 is: 70,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,031.86 : 127,002.43 = 51,195.49 : x
  2. Step 2: Convert to fraction form
    92,031.86/127,002.43 = 51,195.49/x
  3. Step 3: Cross multiply
    92,031.86x = 127,002.43 × 51,195.49
  4. Step 4: Simplify right side
    92,031.86x = 6,501,951,635.04
  5. Step 5: Solve for x
    x = 6,501,951,635.04/92,031.86
  6. Step 6: Final answer
    x = 70,648.92

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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.