Home / 92,024.40-126,939.54-57,972.81

Finding the Fourth Proportional to 92,024.40, 126,939.54 and 57,972.81

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Solution

The fourth proportional to 92,024.40, 126,939.54 and 57,972.81 is: 79,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,024.40 : 126,939.54 = 57,972.81 : x
  2. Step 2: Convert to fraction form
    92,024.40/126,939.54 = 57,972.81/x
  3. Step 3: Cross multiply
    92,024.40x = 126,939.54 × 57,972.81
  4. Step 4: Simplify right side
    92,024.40x = 7,359,041,833.91
  5. Step 5: Solve for x
    x = 7,359,041,833.91/92,024.40
  6. Step 6: Final answer
    x = 79,968.38

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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.