Home / 185,068.80-278,186.40-181,569.60

Finding the Fourth Proportional to 185,068.80, 278,186.40 and 181,569.60

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Solution

The fourth proportional to 185,068.80, 278,186.40 and 181,569.60 is: 272,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,068.80 : 278,186.40 = 181,569.60 : x
  2. Step 2: Convert to fraction form
    185,068.80/278,186.40 = 181,569.60/x
  3. Step 3: Cross multiply
    185,068.80x = 278,186.40 × 181,569.60
  4. Step 4: Simplify right side
    185,068.80x = 50,510,193,373.44
  5. Step 5: Solve for x
    x = 50,510,193,373.44/185,068.80
  6. Step 6: Final answer
    x = 272,926.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.