Home / 111,567.68-153,963.96-63,823.04

Finding the Fourth Proportional to 111,567.68, 153,963.96 and 63,823.04

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Solution

The fourth proportional to 111,567.68, 153,963.96 and 63,823.04 is: 88,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,567.68 : 153,963.96 = 63,823.04 : x
  2. Step 2: Convert to fraction form
    111,567.68/153,963.96 = 63,823.04/x
  3. Step 3: Cross multiply
    111,567.68x = 153,963.96 × 63,823.04
  4. Step 4: Simplify right side
    111,567.68x = 9,826,447,977.64
  5. Step 5: Solve for x
    x = 9,826,447,977.64/111,567.68
  6. Step 6: Final answer
    x = 88,076.12

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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.