Home / 94,700.73-130,687.77-51,680.57

Finding the Fourth Proportional to 94,700.73, 130,687.77 and 51,680.57

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Solution

The fourth proportional to 94,700.73, 130,687.77 and 51,680.57 is: 71,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,700.73 : 130,687.77 = 51,680.57 : x
  2. Step 2: Convert to fraction form
    94,700.73/130,687.77 = 51,680.57/x
  3. Step 3: Cross multiply
    94,700.73x = 130,687.77 × 51,680.57
  4. Step 4: Simplify right side
    94,700.73x = 6,754,017,985.99
  5. Step 5: Solve for x
    x = 6,754,017,985.99/94,700.73
  6. Step 6: Final answer
    x = 71,319.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.