Home / 249,903.75-344,909.07-196,595.61

Finding the Fourth Proportional to 249,903.75, 344,909.07 and 196,595.61

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Solution

The fourth proportional to 249,903.75, 344,909.07 and 196,595.61 is: 271,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,903.75 : 344,909.07 = 196,595.61 : x
  2. Step 2: Convert to fraction form
    249,903.75/344,909.07 = 196,595.61/x
  3. Step 3: Cross multiply
    249,903.75x = 344,909.07 × 196,595.61
  4. Step 4: Simplify right side
    249,903.75x = 67,807,609,011.18
  5. Step 5: Solve for x
    x = 67,807,609,011.18/249,903.75
  6. Step 6: Final answer
    x = 271,334.90

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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.