Home / 107,937.95-161,953.46-57,959.60

Finding the Fourth Proportional to 107,937.95, 161,953.46 and 57,959.60

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Solution

The fourth proportional to 107,937.95, 161,953.46 and 57,959.60 is: 86,964.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,937.95 : 161,953.46 = 57,959.60 : x
  2. Step 2: Convert to fraction form
    107,937.95/161,953.46 = 57,959.60/x
  3. Step 3: Cross multiply
    107,937.95x = 161,953.46 × 57,959.60
  4. Step 4: Simplify right side
    107,937.95x = 9,386,757,470.42
  5. Step 5: Solve for x
    x = 9,386,757,470.42/107,937.95
  6. Step 6: Final answer
    x = 86,964.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.