Home / 155,901.12-233,854.56-50,719.68

Finding the Fourth Proportional to 155,901.12, 233,854.56 and 50,719.68

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Solution

The fourth proportional to 155,901.12, 233,854.56 and 50,719.68 is: 76,080.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,901.12 : 233,854.56 = 50,719.68 : x
  2. Step 2: Convert to fraction form
    155,901.12/233,854.56 = 50,719.68/x
  3. Step 3: Cross multiply
    155,901.12x = 233,854.56 × 50,719.68
  4. Step 4: Simplify right side
    155,901.12x = 11,861,028,449.74
  5. Step 5: Solve for x
    x = 11,861,028,449.74/155,901.12
  6. Step 6: Final answer
    x = 76,080.46

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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.