Home / 191,616.51-264,433.32-106,733.55

Finding the Fourth Proportional to 191,616.51, 264,433.32 and 106,733.55

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Solution

The fourth proportional to 191,616.51, 264,433.32 and 106,733.55 is: 147,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,616.51 : 264,433.32 = 106,733.55 : x
  2. Step 2: Convert to fraction form
    191,616.51/264,433.32 = 106,733.55/x
  3. Step 3: Cross multiply
    191,616.51x = 264,433.32 × 106,733.55
  4. Step 4: Simplify right side
    191,616.51x = 28,223,906,981.89
  5. Step 5: Solve for x
    x = 28,223,906,981.89/191,616.51
  6. Step 6: Final answer
    x = 147,293.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.