Home / 228,529.25-342,606.85-86,293.83

Finding the Fourth Proportional to 228,529.25, 342,606.85 and 86,293.83

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Solution

The fourth proportional to 228,529.25, 342,606.85 and 86,293.83 is: 129,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,529.25 : 342,606.85 = 86,293.83 : x
  2. Step 2: Convert to fraction form
    228,529.25/342,606.85 = 86,293.83/x
  3. Step 3: Cross multiply
    228,529.25x = 342,606.85 × 86,293.83
  4. Step 4: Simplify right side
    228,529.25x = 29,564,857,055.00
  5. Step 5: Solve for x
    x = 29,564,857,055.00/228,529.25
  6. Step 6: Final answer
    x = 129,370.13

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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.