Home / 47,341.47-65,379.85-39,304.25

Finding the Fourth Proportional to 47,341.47, 65,379.85 and 39,304.25

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Solution

The fourth proportional to 47,341.47, 65,379.85 and 39,304.25 is: 54,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,341.47 : 65,379.85 = 39,304.25 : x
  2. Step 2: Convert to fraction form
    47,341.47/65,379.85 = 39,304.25/x
  3. Step 3: Cross multiply
    47,341.47x = 65,379.85 × 39,304.25
  4. Step 4: Simplify right side
    47,341.47x = 2,569,705,544.20
  5. Step 5: Solve for x
    x = 2,569,705,544.20/47,341.47
  6. Step 6: Final answer
    x = 54,280.22

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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.