Home / 247,057.02-370,607.40-69,565.56

Finding the Fourth Proportional to 247,057.02, 370,607.40 and 69,565.56

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Solution

The fourth proportional to 247,057.02, 370,607.40 and 69,565.56 is: 104,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,057.02 : 370,607.40 = 69,565.56 : x
  2. Step 2: Convert to fraction form
    247,057.02/370,607.40 = 69,565.56/x
  3. Step 3: Cross multiply
    247,057.02x = 370,607.40 × 69,565.56
  4. Step 4: Simplify right side
    247,057.02x = 25,781,511,321.14
  5. Step 5: Solve for x
    x = 25,781,511,321.14/247,057.02
  6. Step 6: Final answer
    x = 104,354.50

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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.