Home / 243,986.23-365,941.90-66,507.47

Finding the Fourth Proportional to 243,986.23, 365,941.90 and 66,507.47

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Solution

The fourth proportional to 243,986.23, 365,941.90 and 66,507.47 is: 99,751.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,986.23 : 365,941.90 = 66,507.47 : x
  2. Step 2: Convert to fraction form
    243,986.23/365,941.90 = 66,507.47/x
  3. Step 3: Cross multiply
    243,986.23x = 365,941.90 × 66,507.47
  4. Step 4: Simplify right side
    243,986.23x = 24,337,869,935.99
  5. Step 5: Solve for x
    x = 24,337,869,935.99/243,986.23
  6. Step 6: Final answer
    x = 99,751.00

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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.