Home / 78,292.55-117,381.30-24,953.84

Finding the Fourth Proportional to 78,292.55, 117,381.30 and 24,953.84

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Solution

The fourth proportional to 78,292.55, 117,381.30 and 24,953.84 is: 37,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,292.55 : 117,381.30 = 24,953.84 : x
  2. Step 2: Convert to fraction form
    78,292.55/117,381.30 = 24,953.84/x
  3. Step 3: Cross multiply
    78,292.55x = 117,381.30 × 24,953.84
  4. Step 4: Simplify right side
    78,292.55x = 2,929,113,592.29
  5. Step 5: Solve for x
    x = 2,929,113,592.29/78,292.55
  6. Step 6: Final answer
    x = 37,412.42

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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.