Home / 78,261.19-108,000.47-44,727.19

Finding the Fourth Proportional to 78,261.19, 108,000.47 and 44,727.19

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Solution

The fourth proportional to 78,261.19, 108,000.47 and 44,727.19 is: 61,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,261.19 : 108,000.47 = 44,727.19 : x
  2. Step 2: Convert to fraction form
    78,261.19/108,000.47 = 44,727.19/x
  3. Step 3: Cross multiply
    78,261.19x = 108,000.47 × 44,727.19
  4. Step 4: Simplify right side
    78,261.19x = 4,830,557,383.60
  5. Step 5: Solve for x
    x = 4,830,557,383.60/78,261.19
  6. Step 6: Final answer
    x = 61,723.54

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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.