Home / 243,558.48-365,338.04-66,065.36

Finding the Fourth Proportional to 243,558.48, 365,338.04 and 66,065.36

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Solution

The fourth proportional to 243,558.48, 365,338.04 and 66,065.36 is: 99,098.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,558.48 : 365,338.04 = 66,065.36 : x
  2. Step 2: Convert to fraction form
    243,558.48/365,338.04 = 66,065.36/x
  3. Step 3: Cross multiply
    243,558.48x = 365,338.04 × 66,065.36
  4. Step 4: Simplify right side
    243,558.48x = 24,136,189,134.29
  5. Step 5: Solve for x
    x = 24,136,189,134.29/243,558.48
  6. Step 6: Final answer
    x = 99,098.13

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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.