Home / 249,909.96-344,517.05-178,165.43

Finding the Fourth Proportional to 249,909.96, 344,517.05 and 178,165.43

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Solution

The fourth proportional to 249,909.96, 344,517.05 and 178,165.43 is: 245,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,909.96 : 344,517.05 = 178,165.43 : x
  2. Step 2: Convert to fraction form
    249,909.96/344,517.05 = 178,165.43/x
  3. Step 3: Cross multiply
    249,909.96x = 344,517.05 × 178,165.43
  4. Step 4: Simplify right side
    249,909.96x = 61,381,025,742.17
  5. Step 5: Solve for x
    x = 61,381,025,742.17/249,909.96
  6. Step 6: Final answer
    x = 245,612.56

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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.