Home / 249,701.11-374,818.20-107,616.50

Finding the Fourth Proportional to 249,701.11, 374,818.20 and 107,616.50

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Solution

The fourth proportional to 249,701.11, 374,818.20 and 107,616.50 is: 161,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,701.11 : 374,818.20 = 107,616.50 : x
  2. Step 2: Convert to fraction form
    249,701.11/374,818.20 = 107,616.50/x
  3. Step 3: Cross multiply
    249,701.11x = 374,818.20 × 107,616.50
  4. Step 4: Simplify right side
    249,701.11x = 40,336,624,160.91
  5. Step 5: Solve for x
    x = 40,336,624,160.91/249,701.11
  6. Step 6: Final answer
    x = 161,539.63

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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.