Home / 247,066.10-370,564.59-80,832.50

Finding the Fourth Proportional to 247,066.10, 370,564.59 and 80,832.50

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Solution

The fourth proportional to 247,066.10, 370,564.59 and 80,832.50 is: 121,237.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,066.10 : 370,564.59 = 80,832.50 : x
  2. Step 2: Convert to fraction form
    247,066.10/370,564.59 = 80,832.50/x
  3. Step 3: Cross multiply
    247,066.10x = 370,564.59 × 80,832.50
  4. Step 4: Simplify right side
    247,066.10x = 29,953,662,221.18
  5. Step 5: Solve for x
    x = 29,953,662,221.18/247,066.10
  6. Step 6: Final answer
    x = 121,237.44

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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.