Home / 68,559.01-102,089.39-66,036.74

Finding the Fourth Proportional to 68,559.01, 102,089.39 and 66,036.74

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Solution

The fourth proportional to 68,559.01, 102,089.39 and 66,036.74 is: 98,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,559.01 : 102,089.39 = 66,036.74 : x
  2. Step 2: Convert to fraction form
    68,559.01/102,089.39 = 66,036.74/x
  3. Step 3: Cross multiply
    68,559.01x = 102,089.39 × 66,036.74
  4. Step 4: Simplify right side
    68,559.01x = 6,741,649,663.56
  5. Step 5: Solve for x
    x = 6,741,649,663.56/68,559.01
  6. Step 6: Final answer
    x = 98,333.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.