Home / 55,909.11-77,137.23-32,031.19

Finding the Fourth Proportional to 55,909.11, 77,137.23 and 32,031.19

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Solution

The fourth proportional to 55,909.11, 77,137.23 and 32,031.19 is: 44,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,909.11 : 77,137.23 = 32,031.19 : x
  2. Step 2: Convert to fraction form
    55,909.11/77,137.23 = 32,031.19/x
  3. Step 3: Cross multiply
    55,909.11x = 77,137.23 × 32,031.19
  4. Step 4: Simplify right side
    55,909.11x = 2,470,797,270.20
  5. Step 5: Solve for x
    x = 2,470,797,270.20/55,909.11
  6. Step 6: Final answer
    x = 44,193.11

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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.