Home / 114,780.04-158,350.91-66,373.02

Finding the Fourth Proportional to 114,780.04, 158,350.91 and 66,373.02

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Solution

The fourth proportional to 114,780.04, 158,350.91 and 66,373.02 is: 91,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,780.04 : 158,350.91 = 66,373.02 : x
  2. Step 2: Convert to fraction form
    114,780.04/158,350.91 = 66,373.02/x
  3. Step 3: Cross multiply
    114,780.04x = 158,350.91 × 66,373.02
  4. Step 4: Simplify right side
    114,780.04x = 10,510,227,784.58
  5. Step 5: Solve for x
    x = 10,510,227,784.58/114,780.04
  6. Step 6: Final answer
    x = 91,568.43

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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.