Home / 249,564.38-374,134.41-109,218.14

Finding the Fourth Proportional to 249,564.38, 374,134.41 and 109,218.14

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Solution

The fourth proportional to 249,564.38, 374,134.41 and 109,218.14 is: 163,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,564.38 : 374,134.41 = 109,218.14 : x
  2. Step 2: Convert to fraction form
    249,564.38/374,134.41 = 109,218.14/x
  3. Step 3: Cross multiply
    249,564.38x = 374,134.41 × 109,218.14
  4. Step 4: Simplify right side
    249,564.38x = 40,862,264,370.20
  5. Step 5: Solve for x
    x = 40,862,264,370.20/249,564.38
  6. Step 6: Final answer
    x = 163,734.36

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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.