Home / 131,836.68-197,705.64-43,066.32

Finding the Fourth Proportional to 131,836.68, 197,705.64 and 43,066.32

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Solution

The fourth proportional to 131,836.68, 197,705.64 and 43,066.32 is: 64,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,836.68 : 197,705.64 = 43,066.32 : x
  2. Step 2: Convert to fraction form
    131,836.68/197,705.64 = 43,066.32/x
  3. Step 3: Cross multiply
    131,836.68x = 197,705.64 × 43,066.32
  4. Step 4: Simplify right side
    131,836.68x = 8,514,454,358.04
  5. Step 5: Solve for x
    x = 8,514,454,358.04/131,836.68
  6. Step 6: Final answer
    x = 64,583.35

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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.