Home / 73,013.87-109,307.27-66,010.01

Finding the Fourth Proportional to 73,013.87, 109,307.27 and 66,010.01

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Solution

The fourth proportional to 73,013.87, 109,307.27 and 66,010.01 is: 98,821.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,013.87 : 109,307.27 = 66,010.01 : x
  2. Step 2: Convert to fraction form
    73,013.87/109,307.27 = 66,010.01/x
  3. Step 3: Cross multiply
    73,013.87x = 109,307.27 × 66,010.01
  4. Step 4: Simplify right side
    73,013.87x = 7,215,373,604.26
  5. Step 5: Solve for x
    x = 7,215,373,604.26/73,013.87
  6. Step 6: Final answer
    x = 98,821.95

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1.5x scale

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.