Home / 111,150.32-153,387.44-60,849.32

Finding the Fourth Proportional to 111,150.32, 153,387.44 and 60,849.32

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Solution

The fourth proportional to 111,150.32, 153,387.44 and 60,849.32 is: 83,972.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,150.32 : 153,387.44 = 60,849.32 : x
  2. Step 2: Convert to fraction form
    111,150.32/153,387.44 = 60,849.32/x
  3. Step 3: Cross multiply
    111,150.32x = 153,387.44 × 60,849.32
  4. Step 4: Simplify right side
    111,150.32x = 9,333,521,420.54
  5. Step 5: Solve for x
    x = 9,333,521,420.54/111,150.32
  6. Step 6: Final answer
    x = 83,972.06

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1.5x scale

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.