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Finding the Fourth Proportional to 101,352.87, 151,964.91 and 88,897.91

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Solution

The fourth proportional to 101,352.87, 151,964.91 and 88,897.91 is: 133,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,352.87 : 151,964.91 = 88,897.91 : x
  2. Step 2: Convert to fraction form
    101,352.87/151,964.91 = 88,897.91/x
  3. Step 3: Cross multiply
    101,352.87x = 151,964.91 × 88,897.91
  4. Step 4: Simplify right side
    101,352.87x = 13,509,362,132.51
  5. Step 5: Solve for x
    x = 13,509,362,132.51/101,352.87
  6. Step 6: Final answer
    x = 133,290.38

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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.