Home / 181,435.04-250,386.78-99,769.52

Finding the Fourth Proportional to 181,435.04, 250,386.78 and 99,769.52

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Solution

The fourth proportional to 181,435.04, 250,386.78 and 99,769.52 is: 137,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,435.04 : 250,386.78 = 99,769.52 : x
  2. Step 2: Convert to fraction form
    181,435.04/250,386.78 = 99,769.52/x
  3. Step 3: Cross multiply
    181,435.04x = 250,386.78 × 99,769.52
  4. Step 4: Simplify right side
    181,435.04x = 24,980,968,854.95
  5. Step 5: Solve for x
    x = 24,980,968,854.95/181,435.04
  6. Step 6: Final answer
    x = 137,685.47

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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.