Home / 48,580.36-67,071.85-39,649.16

Finding the Fourth Proportional to 48,580.36, 67,071.85 and 39,649.16

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Solution

The fourth proportional to 48,580.36, 67,071.85 and 39,649.16 is: 54,741.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,580.36 : 67,071.85 = 39,649.16 : x
  2. Step 2: Convert to fraction form
    48,580.36/67,071.85 = 39,649.16/x
  3. Step 3: Cross multiply
    48,580.36x = 67,071.85 × 39,649.16
  4. Step 4: Simplify right side
    48,580.36x = 2,659,342,580.70
  5. Step 5: Solve for x
    x = 2,659,342,580.70/48,580.36
  6. Step 6: Final answer
    x = 54,741.11

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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.