Home / 102,552.78-141,528.24-60,124.98

Finding the Fourth Proportional to 102,552.78, 141,528.24 and 60,124.98

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Solution

The fourth proportional to 102,552.78, 141,528.24 and 60,124.98 is: 82,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,552.78 : 141,528.24 = 60,124.98 : x
  2. Step 2: Convert to fraction form
    102,552.78/141,528.24 = 60,124.98/x
  3. Step 3: Cross multiply
    102,552.78x = 141,528.24 × 60,124.98
  4. Step 4: Simplify right side
    102,552.78x = 8,509,382,599.44
  5. Step 5: Solve for x
    x = 8,509,382,599.44/102,552.78
  6. Step 6: Final answer
    x = 82,975.64

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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.