Home / 48,302.78-66,580.82-38,077.14

Finding the Fourth Proportional to 48,302.78, 66,580.82 and 38,077.14

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Solution

The fourth proportional to 48,302.78, 66,580.82 and 38,077.14 is: 52,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.78 : 66,580.82 = 38,077.14 : x
  2. Step 2: Convert to fraction form
    48,302.78/66,580.82 = 38,077.14/x
  3. Step 3: Cross multiply
    48,302.78x = 66,580.82 × 38,077.14
  4. Step 4: Simplify right side
    48,302.78x = 2,535,207,204.45
  5. Step 5: Solve for x
    x = 2,535,207,204.45/48,302.78
  6. Step 6: Final answer
    x = 52,485.74

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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.