Home / 102,175.10-141,066.42-69,963.62

Finding the Fourth Proportional to 102,175.10, 141,066.42 and 69,963.62

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Solution

The fourth proportional to 102,175.10, 141,066.42 and 69,963.62 is: 96,594.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,175.10 : 141,066.42 = 69,963.62 : x
  2. Step 2: Convert to fraction form
    102,175.10/141,066.42 = 69,963.62/x
  3. Step 3: Cross multiply
    102,175.10x = 141,066.42 × 69,963.62
  4. Step 4: Simplify right side
    102,175.10x = 9,869,517,403.64
  5. Step 5: Solve for x
    x = 9,869,517,403.64/102,175.10
  6. Step 6: Final answer
    x = 96,594.15

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1.5x scale

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.