Home / 94,277.92-130,012.56-61,954.72

Finding the Fourth Proportional to 94,277.92, 130,012.56 and 61,954.72

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Solution

The fourth proportional to 94,277.92, 130,012.56 and 61,954.72 is: 85,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,277.92 : 130,012.56 = 61,954.72 : x
  2. Step 2: Convert to fraction form
    94,277.92/130,012.56 = 61,954.72/x
  3. Step 3: Cross multiply
    94,277.92x = 130,012.56 × 61,954.72
  4. Step 4: Simplify right side
    94,277.92x = 8,054,891,751.28
  5. Step 5: Solve for x
    x = 8,054,891,751.28/94,277.92
  6. Step 6: Final answer
    x = 85,437.73

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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.