Home / 249,546.40-374,368.20-72,059.20

Finding the Fourth Proportional to 249,546.40, 374,368.20 and 72,059.20

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Solution

The fourth proportional to 249,546.40, 374,368.20 and 72,059.20 is: 108,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,546.40 : 374,368.20 = 72,059.20 : x
  2. Step 2: Convert to fraction form
    249,546.40/374,368.20 = 72,059.20/x
  3. Step 3: Cross multiply
    249,546.40x = 374,368.20 × 72,059.20
  4. Step 4: Simplify right side
    249,546.40x = 26,976,672,997.44
  5. Step 5: Solve for x
    x = 26,976,672,997.44/249,546.40
  6. Step 6: Final answer
    x = 108,102.83

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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.