Home / 63,700.14-87,909.12-35,404.14

Finding the Fourth Proportional to 63,700.14, 87,909.12 and 35,404.14

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Solution

The fourth proportional to 63,700.14, 87,909.12 and 35,404.14 is: 48,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,700.14 : 87,909.12 = 35,404.14 : x
  2. Step 2: Convert to fraction form
    63,700.14/87,909.12 = 35,404.14/x
  3. Step 3: Cross multiply
    63,700.14x = 87,909.12 × 35,404.14
  4. Step 4: Simplify right side
    63,700.14x = 3,112,346,791.76
  5. Step 5: Solve for x
    x = 3,112,346,791.76/63,700.14
  6. Step 6: Final answer
    x = 48,859.34

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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.