Home / 111,570.36-153,967.28-60,583.20

Finding the Fourth Proportional to 111,570.36, 153,967.28 and 60,583.20

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Solution

The fourth proportional to 111,570.36, 153,967.28 and 60,583.20 is: 83,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,570.36 : 153,967.28 = 60,583.20 : x
  2. Step 2: Convert to fraction form
    111,570.36/153,967.28 = 60,583.20/x
  3. Step 3: Cross multiply
    111,570.36x = 153,967.28 × 60,583.20
  4. Step 4: Simplify right side
    111,570.36x = 9,327,830,517.70
  5. Step 5: Solve for x
    x = 9,327,830,517.70/111,570.36
  6. Step 6: Final answer
    x = 83,604.92

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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.