Home / 63,130.55-87,125.07-36,282.42

Finding the Fourth Proportional to 63,130.55, 87,125.07 and 36,282.42

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Solution

The fourth proportional to 63,130.55, 87,125.07 and 36,282.42 is: 50,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,130.55 : 87,125.07 = 36,282.42 : x
  2. Step 2: Convert to fraction form
    63,130.55/87,125.07 = 36,282.42/x
  3. Step 3: Cross multiply
    63,130.55x = 87,125.07 × 36,282.42
  4. Step 4: Simplify right side
    63,130.55x = 3,161,108,382.27
  5. Step 5: Solve for x
    x = 3,161,108,382.27/63,130.55
  6. Step 6: Final answer
    x = 50,072.57

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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.