Home / 61,520.40-92,236.32-36,501.12

Finding the Fourth Proportional to 61,520.40, 92,236.32 and 36,501.12

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Solution

The fourth proportional to 61,520.40, 92,236.32 and 36,501.12 is: 54,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,520.40 : 92,236.32 = 36,501.12 : x
  2. Step 2: Convert to fraction form
    61,520.40/92,236.32 = 36,501.12/x
  3. Step 3: Cross multiply
    61,520.40x = 92,236.32 × 36,501.12
  4. Step 4: Simplify right side
    61,520.40x = 3,366,728,984.68
  5. Step 5: Solve for x
    x = 3,366,728,984.68/61,520.40
  6. Step 6: Final answer
    x = 54,725.41

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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.