Home / 91,148.43-125,811.24-52,916.56

Finding the Fourth Proportional to 91,148.43, 125,811.24 and 52,916.56

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Solution

The fourth proportional to 91,148.43, 125,811.24 and 52,916.56 is: 73,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,148.43 : 125,811.24 = 52,916.56 : x
  2. Step 2: Convert to fraction form
    91,148.43/125,811.24 = 52,916.56/x
  3. Step 3: Cross multiply
    91,148.43x = 125,811.24 × 52,916.56
  4. Step 4: Simplify right side
    91,148.43x = 6,657,498,030.13
  5. Step 5: Solve for x
    x = 6,657,498,030.13/91,148.43
  6. Step 6: Final answer
    x = 73,040.18

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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.