Home / 52,987.12-79,480.44-13,544.17

Finding the Fourth Proportional to 52,987.12, 79,480.44 and 13,544.17

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Solution

The fourth proportional to 52,987.12, 79,480.44 and 13,544.17 is: 20,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.12 : 79,480.44 = 13,544.17 : x
  2. Step 2: Convert to fraction form
    52,987.12/79,480.44 = 13,544.17/x
  3. Step 3: Cross multiply
    52,987.12x = 79,480.44 × 13,544.17
  4. Step 4: Simplify right side
    52,987.12x = 1,076,496,591.03
  5. Step 5: Solve for x
    x = 1,076,496,591.03/52,987.12
  6. Step 6: Final answer
    x = 20,316.19

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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.