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Finding the Fourth Proportional to 63,703.69, 87,911.15 and 35,023.84

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Solution

The fourth proportional to 63,703.69, 87,911.15 and 35,023.84 is: 48,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,703.69 : 87,911.15 = 35,023.84 : x
  2. Step 2: Convert to fraction form
    63,703.69/87,911.15 = 35,023.84/x
  3. Step 3: Cross multiply
    63,703.69x = 87,911.15 × 35,023.84
  4. Step 4: Simplify right side
    63,703.69x = 3,078,986,051.82
  5. Step 5: Solve for x
    x = 3,078,986,051.82/63,703.69
  6. Step 6: Final answer
    x = 48,332.93

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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.