Home / 111,182.28-153,430.41-60,193.66

Finding the Fourth Proportional to 111,182.28, 153,430.41 and 60,193.66

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Solution

The fourth proportional to 111,182.28, 153,430.41 and 60,193.66 is: 83,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,182.28 : 153,430.41 = 60,193.66 : x
  2. Step 2: Convert to fraction form
    111,182.28/153,430.41 = 60,193.66/x
  3. Step 3: Cross multiply
    111,182.28x = 153,430.41 × 60,193.66
  4. Step 4: Simplify right side
    111,182.28x = 9,235,537,933.20
  5. Step 5: Solve for x
    x = 9,235,537,933.20/111,182.28
  6. Step 6: Final answer
    x = 83,066.64

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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.