Home / 229,318.40-343,781.58-87,084.02

Finding the Fourth Proportional to 229,318.40, 343,781.58 and 87,084.02

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Solution

The fourth proportional to 229,318.40, 343,781.58 and 87,084.02 is: 130,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,318.40 : 343,781.58 = 87,084.02 : x
  2. Step 2: Convert to fraction form
    229,318.40/343,781.58 = 87,084.02/x
  3. Step 3: Cross multiply
    229,318.40x = 343,781.58 × 87,084.02
  4. Step 4: Simplify right side
    229,318.40x = 29,937,881,988.35
  5. Step 5: Solve for x
    x = 29,937,881,988.35/229,318.40
  6. Step 6: Final answer
    x = 130,551.59

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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.