Home / 243,845.02-365,730.58-66,365.86

Finding the Fourth Proportional to 243,845.02, 365,730.58 and 66,365.86

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Solution

The fourth proportional to 243,845.02, 365,730.58 and 66,365.86 is: 99,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,845.02 : 365,730.58 = 66,365.86 : x
  2. Step 2: Convert to fraction form
    243,845.02/365,730.58 = 66,365.86/x
  3. Step 3: Cross multiply
    243,845.02x = 365,730.58 × 66,365.86
  4. Step 4: Simplify right side
    243,845.02x = 24,272,024,470.00
  5. Step 5: Solve for x
    x = 24,272,024,470.00/243,845.02
  6. Step 6: Final answer
    x = 99,538.73

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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.