Home / 61,595.10-85,019.67-39,246.30

Finding the Fourth Proportional to 61,595.10, 85,019.67 and 39,246.30

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Solution

The fourth proportional to 61,595.10, 85,019.67 and 39,246.30 is: 54,171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,595.10 : 85,019.67 = 39,246.30 : x
  2. Step 2: Convert to fraction form
    61,595.10/85,019.67 = 39,246.30/x
  3. Step 3: Cross multiply
    61,595.10x = 85,019.67 × 39,246.30
  4. Step 4: Simplify right side
    61,595.10x = 3,336,707,474.72
  5. Step 5: Solve for x
    x = 3,336,707,474.72/61,595.10
  6. Step 6: Final answer
    x = 54,171.64

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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.