Home / 107,349.42-160,979.10-40,752.84

Finding the Fourth Proportional to 107,349.42, 160,979.10 and 40,752.84

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Solution

The fourth proportional to 107,349.42, 160,979.10 and 40,752.84 is: 61,112.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,349.42 : 160,979.10 = 40,752.84 : x
  2. Step 2: Convert to fraction form
    107,349.42/160,979.10 = 40,752.84/x
  3. Step 3: Cross multiply
    107,349.42x = 160,979.10 × 40,752.84
  4. Step 4: Simplify right side
    107,349.42x = 6,560,355,505.64
  5. Step 5: Solve for x
    x = 6,560,355,505.64/107,349.42
  6. Step 6: Final answer
    x = 61,112.17

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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.