Home / 63,341.18-87,402.22-36,120.77

Finding the Fourth Proportional to 63,341.18, 87,402.22 and 36,120.77

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Solution

The fourth proportional to 63,341.18, 87,402.22 and 36,120.77 is: 49,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,341.18 : 87,402.22 = 36,120.77 : x
  2. Step 2: Convert to fraction form
    63,341.18/87,402.22 = 36,120.77/x
  3. Step 3: Cross multiply
    63,341.18x = 87,402.22 × 36,120.77
  4. Step 4: Simplify right side
    63,341.18x = 3,157,034,958.80
  5. Step 5: Solve for x
    x = 3,157,034,958.80/63,341.18
  6. Step 6: Final answer
    x = 49,841.75

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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.