Home / 229,701.16-344,639.58-89,557.48

Finding the Fourth Proportional to 229,701.16, 344,639.58 and 89,557.48

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Solution

The fourth proportional to 229,701.16, 344,639.58 and 89,557.48 is: 134,370.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,701.16 : 344,639.58 = 89,557.48 : x
  2. Step 2: Convert to fraction form
    229,701.16/344,639.58 = 89,557.48/x
  3. Step 3: Cross multiply
    229,701.16x = 344,639.58 × 89,557.48
  4. Step 4: Simplify right side
    229,701.16x = 30,865,052,293.06
  5. Step 5: Solve for x
    x = 30,865,052,293.06/229,701.16
  6. Step 6: Final answer
    x = 134,370.47

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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.