Home / 249,701.23-374,562.78-72,226.18

Finding the Fourth Proportional to 249,701.23, 374,562.78 and 72,226.18

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Solution

The fourth proportional to 249,701.23, 374,562.78 and 72,226.18 is: 108,342.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,701.23 : 374,562.78 = 72,226.18 : x
  2. Step 2: Convert to fraction form
    249,701.23/374,562.78 = 72,226.18/x
  3. Step 3: Cross multiply
    249,701.23x = 374,562.78 × 72,226.18
  4. Step 4: Simplify right side
    249,701.23x = 27,053,237,833.17
  5. Step 5: Solve for x
    x = 27,053,237,833.17/249,701.23
  6. Step 6: Final answer
    x = 108,342.43

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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.