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Finding the Fourth Proportional to 88,133.37, 132,068.79 and 48,701.76

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Solution

The fourth proportional to 88,133.37, 132,068.79 and 48,701.76 is: 72,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,133.37 : 132,068.79 = 48,701.76 : x
  2. Step 2: Convert to fraction form
    88,133.37/132,068.79 = 48,701.76/x
  3. Step 3: Cross multiply
    88,133.37x = 132,068.79 × 48,701.76
  4. Step 4: Simplify right side
    88,133.37x = 6,431,982,514.07
  5. Step 5: Solve for x
    x = 6,431,982,514.07/88,133.37
  6. Step 6: Final answer
    x = 72,980.10

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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.