Home / 249,432.03-374,136.66-91,648.89

Finding the Fourth Proportional to 249,432.03, 374,136.66 and 91,648.89

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Solution

The fourth proportional to 249,432.03, 374,136.66 and 91,648.89 is: 137,469.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,432.03 : 374,136.66 = 91,648.89 : x
  2. Step 2: Convert to fraction form
    249,432.03/374,136.66 = 91,648.89/x
  3. Step 3: Cross multiply
    249,432.03x = 374,136.66 × 91,648.89
  4. Step 4: Simplify right side
    249,432.03x = 34,289,209,597.31
  5. Step 5: Solve for x
    x = 34,289,209,597.31/249,432.03
  6. Step 6: Final answer
    x = 137,469.15

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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.