Home / 34,808.20-52,212.30-30,891.40

Finding the Fourth Proportional to 34,808.20, 52,212.30 and 30,891.40

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Solution

The fourth proportional to 34,808.20, 52,212.30 and 30,891.40 is: 46,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.20 : 52,212.30 = 30,891.40 : x
  2. Step 2: Convert to fraction form
    34,808.20/52,212.30 = 30,891.40/x
  3. Step 3: Cross multiply
    34,808.20x = 52,212.30 × 30,891.40
  4. Step 4: Simplify right side
    34,808.20x = 1,612,911,044.22
  5. Step 5: Solve for x
    x = 1,612,911,044.22/34,808.20
  6. Step 6: Final answer
    x = 46,337.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.