Home / 232,431.75-348,705.95-66,219.75

Finding the Fourth Proportional to 232,431.75, 348,705.95 and 66,219.75

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Solution

The fourth proportional to 232,431.75, 348,705.95 and 66,219.75 is: 99,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,431.75 : 348,705.95 = 66,219.75 : x
  2. Step 2: Convert to fraction form
    232,431.75/348,705.95 = 66,219.75/x
  3. Step 3: Cross multiply
    232,431.75x = 348,705.95 × 66,219.75
  4. Step 4: Simplify right side
    232,431.75x = 23,091,220,501.41
  5. Step 5: Solve for x
    x = 23,091,220,501.41/232,431.75
  6. Step 6: Final answer
    x = 99,346.24

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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.