Home / 91,330.86-126,034.02-51,044.76

Finding the Fourth Proportional to 91,330.86, 126,034.02 and 51,044.76

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Solution

The fourth proportional to 91,330.86, 126,034.02 and 51,044.76 is: 70,440.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,330.86 : 126,034.02 = 51,044.76 : x
  2. Step 2: Convert to fraction form
    91,330.86/126,034.02 = 51,044.76/x
  3. Step 3: Cross multiply
    91,330.86x = 126,034.02 × 51,044.76
  4. Step 4: Simplify right side
    91,330.86x = 6,433,376,302.74
  5. Step 5: Solve for x
    x = 6,433,376,302.74/91,330.86
  6. Step 6: Final answer
    x = 70,440.33

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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.