Home / 52,987.38-73,124.55-29,116.32

Finding the Fourth Proportional to 52,987.38, 73,124.55 and 29,116.32

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Solution

The fourth proportional to 52,987.38, 73,124.55 and 29,116.32 is: 40,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.38 : 73,124.55 = 29,116.32 : x
  2. Step 2: Convert to fraction form
    52,987.38/73,124.55 = 29,116.32/x
  3. Step 3: Cross multiply
    52,987.38x = 73,124.55 × 29,116.32
  4. Step 4: Simplify right side
    52,987.38x = 2,129,117,797.66
  5. Step 5: Solve for x
    x = 2,129,117,797.66/52,987.38
  6. Step 6: Final answer
    x = 40,181.60

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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.