Home / 63,057.05-87,019.40-34,763.75

Finding the Fourth Proportional to 63,057.05, 87,019.40 and 34,763.75

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Solution

The fourth proportional to 63,057.05, 87,019.40 and 34,763.75 is: 47,974.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,057.05 : 87,019.40 = 34,763.75 : x
  2. Step 2: Convert to fraction form
    63,057.05/87,019.40 = 34,763.75/x
  3. Step 3: Cross multiply
    63,057.05x = 87,019.40 × 34,763.75
  4. Step 4: Simplify right side
    63,057.05x = 3,025,120,666.75
  5. Step 5: Solve for x
    x = 3,025,120,666.75/63,057.05
  6. Step 6: Final answer
    x = 47,974.34

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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.