Home / 75,439.68-104,063.45-47,096.16

Finding the Fourth Proportional to 75,439.68, 104,063.45 and 47,096.16

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Solution

The fourth proportional to 75,439.68, 104,063.45 and 47,096.16 is: 64,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,439.68 : 104,063.45 = 47,096.16 : x
  2. Step 2: Convert to fraction form
    75,439.68/104,063.45 = 47,096.16/x
  3. Step 3: Cross multiply
    75,439.68x = 104,063.45 × 47,096.16
  4. Step 4: Simplify right side
    75,439.68x = 4,900,988,891.35
  5. Step 5: Solve for x
    x = 4,900,988,891.35/75,439.68
  6. Step 6: Final answer
    x = 64,965.66

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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.