Home / 52,987.59-79,482.20-13,543.83

Finding the Fourth Proportional to 52,987.59, 79,482.20 and 13,543.83

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Solution

The fourth proportional to 52,987.59, 79,482.20 and 13,543.83 is: 20,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.59 : 79,482.20 = 13,543.83 : x
  2. Step 2: Convert to fraction form
    52,987.59/79,482.20 = 13,543.83/x
  3. Step 3: Cross multiply
    52,987.59x = 79,482.20 × 13,543.83
  4. Step 4: Simplify right side
    52,987.59x = 1,076,493,337.11
  5. Step 5: Solve for x
    x = 1,076,493,337.11/52,987.59
  6. Step 6: Final answer
    x = 20,315.95

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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.