Home / 66,298.44-99,447.66-54,587.05

Finding the Fourth Proportional to 66,298.44, 99,447.66 and 54,587.05

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Solution

The fourth proportional to 66,298.44, 99,447.66 and 54,587.05 is: 81,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,298.44 : 99,447.66 = 54,587.05 : x
  2. Step 2: Convert to fraction form
    66,298.44/99,447.66 = 54,587.05/x
  3. Step 3: Cross multiply
    66,298.44x = 99,447.66 × 54,587.05
  4. Step 4: Simplify right side
    66,298.44x = 5,428,554,388.80
  5. Step 5: Solve for x
    x = 5,428,554,388.80/66,298.44
  6. Step 6: Final answer
    x = 81,880.58

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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.