Home / 111,319.56-153,621.52-60,332.27

Finding the Fourth Proportional to 111,319.56, 153,621.52 and 60,332.27

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Solution

The fourth proportional to 111,319.56, 153,621.52 and 60,332.27 is: 83,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,319.56 : 153,621.52 = 60,332.27 : x
  2. Step 2: Convert to fraction form
    111,319.56/153,621.52 = 60,332.27/x
  3. Step 3: Cross multiply
    111,319.56x = 153,621.52 × 60,332.27
  4. Step 4: Simplify right side
    111,319.56x = 9,268,334,720.79
  5. Step 5: Solve for x
    x = 9,268,334,720.79/111,319.56
  6. Step 6: Final answer
    x = 83,258.82

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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.