Home / 63,438.69-87,534.27-36,202.34

Finding the Fourth Proportional to 63,438.69, 87,534.27 and 36,202.34

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Solution

The fourth proportional to 63,438.69, 87,534.27 and 36,202.34 is: 49,952.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.69 : 87,534.27 = 36,202.34 : x
  2. Step 2: Convert to fraction form
    63,438.69/87,534.27 = 36,202.34/x
  3. Step 3: Cross multiply
    63,438.69x = 87,534.27 × 36,202.34
  4. Step 4: Simplify right side
    63,438.69x = 3,168,945,404.19
  5. Step 5: Solve for x
    x = 3,168,945,404.19/63,438.69
  6. Step 6: Final answer
    x = 49,952.88

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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.