Home / 61,145.15-91,698.75-29,535.57

Finding the Fourth Proportional to 61,145.15, 91,698.75 and 29,535.57

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Solution

The fourth proportional to 61,145.15, 91,698.75 and 29,535.57 is: 44,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,145.15 : 91,698.75 = 29,535.57 : x
  2. Step 2: Convert to fraction form
    61,145.15/91,698.75 = 29,535.57/x
  3. Step 3: Cross multiply
    61,145.15x = 91,698.75 × 29,535.57
  4. Step 4: Simplify right side
    61,145.15x = 2,708,374,849.54
  5. Step 5: Solve for x
    x = 2,708,374,849.54/61,145.15
  6. Step 6: Final answer
    x = 44,294.19

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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.