Home / 94,680.90-142,021.35-47,927.70

Finding the Fourth Proportional to 94,680.90, 142,021.35 and 47,927.70

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Solution

The fourth proportional to 94,680.90, 142,021.35 and 47,927.70 is: 71,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,680.90 : 142,021.35 = 47,927.70 : x
  2. Step 2: Convert to fraction form
    94,680.90/142,021.35 = 47,927.70/x
  3. Step 3: Cross multiply
    94,680.90x = 142,021.35 × 47,927.70
  4. Step 4: Simplify right side
    94,680.90x = 6,806,756,656.40
  5. Step 5: Solve for x
    x = 6,806,756,656.40/94,680.90
  6. Step 6: Final answer
    x = 71,891.55

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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.