Home / 82,017.90-113,144.67-48,027.06

Finding the Fourth Proportional to 82,017.90, 113,144.67 and 48,027.06

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Solution

The fourth proportional to 82,017.90, 113,144.67 and 48,027.06 is: 66,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,017.90 : 113,144.67 = 48,027.06 : x
  2. Step 2: Convert to fraction form
    82,017.90/113,144.67 = 48,027.06/x
  3. Step 3: Cross multiply
    82,017.90x = 113,144.67 × 48,027.06
  4. Step 4: Simplify right side
    82,017.90x = 5,434,005,854.77
  5. Step 5: Solve for x
    x = 5,434,005,854.77/82,017.90
  6. Step 6: Final answer
    x = 66,253.90

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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.