Home / 155,151.28-232,724.76-49,970.80

Finding the Fourth Proportional to 155,151.28, 232,724.76 and 49,970.80

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Solution

The fourth proportional to 155,151.28, 232,724.76 and 49,970.80 is: 74,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,151.28 : 232,724.76 = 49,970.80 : x
  2. Step 2: Convert to fraction form
    155,151.28/232,724.76 = 49,970.80/x
  3. Step 3: Cross multiply
    155,151.28x = 232,724.76 × 49,970.80
  4. Step 4: Simplify right side
    155,151.28x = 11,629,442,437.01
  5. Step 5: Solve for x
    x = 11,629,442,437.01/155,151.28
  6. Step 6: Final answer
    x = 74,955.50

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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.