Home / 249,124.25-373,124.55-115,723.78

Finding the Fourth Proportional to 249,124.25, 373,124.55 and 115,723.78

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Solution

The fourth proportional to 249,124.25, 373,124.55 and 115,723.78 is: 173,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,124.25 : 373,124.55 = 115,723.78 : x
  2. Step 2: Convert to fraction form
    249,124.25/373,124.55 = 115,723.78/x
  3. Step 3: Cross multiply
    249,124.25x = 373,124.55 × 115,723.78
  4. Step 4: Simplify right side
    249,124.25x = 43,179,382,286.62
  5. Step 5: Solve for x
    x = 43,179,382,286.62/249,124.25
  6. Step 6: Final answer
    x = 173,324.69

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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.