Home / 41,720.72-62,277.61-38,637.05

Finding the Fourth Proportional to 41,720.72, 62,277.61 and 38,637.05

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Solution

The fourth proportional to 41,720.72, 62,277.61 and 38,637.05 is: 57,674.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,720.72 : 62,277.61 = 38,637.05 : x
  2. Step 2: Convert to fraction form
    41,720.72/62,277.61 = 38,637.05/x
  3. Step 3: Cross multiply
    41,720.72x = 62,277.61 × 38,637.05
  4. Step 4: Simplify right side
    41,720.72x = 2,406,223,146.23
  5. Step 5: Solve for x
    x = 2,406,223,146.23/41,720.72
  6. Step 6: Final answer
    x = 57,674.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.