Home / 53,164.20-79,746.30-36,575.40

Finding the Fourth Proportional to 53,164.20, 79,746.30 and 36,575.40

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Solution

The fourth proportional to 53,164.20, 79,746.30 and 36,575.40 is: 54,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164.20 : 79,746.30 = 36,575.40 : x
  2. Step 2: Convert to fraction form
    53,164.20/79,746.30 = 36,575.40/x
  3. Step 3: Cross multiply
    53,164.20x = 79,746.30 × 36,575.40
  4. Step 4: Simplify right side
    53,164.20x = 2,916,752,821.02
  5. Step 5: Solve for x
    x = 2,916,752,821.02/53,164.20
  6. Step 6: Final answer
    x = 54,863.10

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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.