Home / 111,538.83-153,923.70-60,551.53

Finding the Fourth Proportional to 111,538.83, 153,923.70 and 60,551.53

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Solution

The fourth proportional to 111,538.83, 153,923.70 and 60,551.53 is: 83,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,538.83 : 153,923.70 = 60,551.53 : x
  2. Step 2: Convert to fraction form
    111,538.83/153,923.70 = 60,551.53/x
  3. Step 3: Cross multiply
    111,538.83x = 153,923.70 × 60,551.53
  4. Step 4: Simplify right side
    111,538.83x = 9,320,315,538.26
  5. Step 5: Solve for x
    x = 9,320,315,538.26/111,538.83
  6. Step 6: Final answer
    x = 83,561.17

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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.