Home / 78,268.38-108,010.35-44,276.10

Finding the Fourth Proportional to 78,268.38, 108,010.35 and 44,276.10

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Solution

The fourth proportional to 78,268.38, 108,010.35 and 44,276.10 is: 61,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,268.38 : 108,010.35 = 44,276.10 : x
  2. Step 2: Convert to fraction form
    78,268.38/108,010.35 = 44,276.10/x
  3. Step 3: Cross multiply
    78,268.38x = 108,010.35 × 44,276.10
  4. Step 4: Simplify right side
    78,268.38x = 4,782,277,057.64
  5. Step 5: Solve for x
    x = 4,782,277,057.64/78,268.38
  6. Step 6: Final answer
    x = 61,101.01

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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.