Home / 87,653.39-131,596.72-46,129.55

Finding the Fourth Proportional to 87,653.39, 131,596.72 and 46,129.55

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Solution

The fourth proportional to 87,653.39, 131,596.72 and 46,129.55 is: 69,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,653.39 : 131,596.72 = 46,129.55 : x
  2. Step 2: Convert to fraction form
    87,653.39/131,596.72 = 46,129.55/x
  3. Step 3: Cross multiply
    87,653.39x = 131,596.72 × 46,129.55
  4. Step 4: Simplify right side
    87,653.39x = 6,070,496,701.77
  5. Step 5: Solve for x
    x = 6,070,496,701.77/87,653.39
  6. Step 6: Final answer
    x = 69,255.70

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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.