Home / 94,831.80-130,866.90-52,387.56

Finding the Fourth Proportional to 94,831.80, 130,866.90 and 52,387.56

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Solution

The fourth proportional to 94,831.80, 130,866.90 and 52,387.56 is: 72,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,831.80 : 130,866.90 = 52,387.56 : x
  2. Step 2: Convert to fraction form
    94,831.80/130,866.90 = 52,387.56/x
  3. Step 3: Cross multiply
    94,831.80x = 130,866.90 × 52,387.56
  4. Step 4: Simplify right side
    94,831.80x = 6,855,797,575.76
  5. Step 5: Solve for x
    x = 6,855,797,575.76/94,831.80
  6. Step 6: Final answer
    x = 72,294.29

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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.