Home / 199,387.59-275,152.86-114,505.26

Finding the Fourth Proportional to 199,387.59, 275,152.86 and 114,505.26

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Solution

The fourth proportional to 199,387.59, 275,152.86 and 114,505.26 is: 158,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,387.59 : 275,152.86 = 114,505.26 : x
  2. Step 2: Convert to fraction form
    199,387.59/275,152.86 = 114,505.26/x
  3. Step 3: Cross multiply
    199,387.59x = 275,152.86 × 114,505.26
  4. Step 4: Simplify right side
    199,387.59x = 31,506,449,774.04
  5. Step 5: Solve for x
    x = 31,506,449,774.04/199,387.59
  6. Step 6: Final answer
    x = 158,016.10

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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.