Home / 106,694.02-147,232.02-61,364.80

Finding the Fourth Proportional to 106,694.02, 147,232.02 and 61,364.80

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Solution

The fourth proportional to 106,694.02, 147,232.02 and 61,364.80 is: 84,680.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,694.02 : 147,232.02 = 61,364.80 : x
  2. Step 2: Convert to fraction form
    106,694.02/147,232.02 = 61,364.80/x
  3. Step 3: Cross multiply
    106,694.02x = 147,232.02 × 61,364.80
  4. Step 4: Simplify right side
    106,694.02x = 9,034,863,460.90
  5. Step 5: Solve for x
    x = 9,034,863,460.90/106,694.02
  6. Step 6: Final answer
    x = 84,680.13

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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.