Home / 71,444.70-98,594.28-39,614.04

Finding the Fourth Proportional to 71,444.70, 98,594.28 and 39,614.04

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Solution

The fourth proportional to 71,444.70, 98,594.28 and 39,614.04 is: 54,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,444.70 : 98,594.28 = 39,614.04 : x
  2. Step 2: Convert to fraction form
    71,444.70/98,594.28 = 39,614.04/x
  3. Step 3: Cross multiply
    71,444.70x = 98,594.28 × 39,614.04
  4. Step 4: Simplify right side
    71,444.70x = 3,905,717,751.69
  5. Step 5: Solve for x
    x = 3,905,717,751.69/71,444.70
  6. Step 6: Final answer
    x = 54,667.70

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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.