Home / 60,425.65-90,638.75-20,444.96

Finding the Fourth Proportional to 60,425.65, 90,638.75 and 20,444.96

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Solution

The fourth proportional to 60,425.65, 90,638.75 and 20,444.96 is: 30,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,425.65 : 90,638.75 = 20,444.96 : x
  2. Step 2: Convert to fraction form
    60,425.65/90,638.75 = 20,444.96/x
  3. Step 3: Cross multiply
    60,425.65x = 90,638.75 × 20,444.96
  4. Step 4: Simplify right side
    60,425.65x = 1,853,105,271.06
  5. Step 5: Solve for x
    x = 1,853,105,271.06/60,425.65
  6. Step 6: Final answer
    x = 30,667.53

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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.