Home / 102,665.36-141,680.52-60,254.48

Finding the Fourth Proportional to 102,665.36, 141,680.52 and 60,254.48

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Solution

The fourth proportional to 102,665.36, 141,680.52 and 60,254.48 is: 83,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,665.36 : 141,680.52 = 60,254.48 : x
  2. Step 2: Convert to fraction form
    102,665.36/141,680.52 = 60,254.48/x
  3. Step 3: Cross multiply
    102,665.36x = 141,680.52 × 60,254.48
  4. Step 4: Simplify right side
    102,665.36x = 8,536,886,058.73
  5. Step 5: Solve for x
    x = 8,536,886,058.73/102,665.36
  6. Step 6: Final answer
    x = 83,152.55

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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.