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Finding the Fourth Proportional to 101,897.87, 152,873.23 and 38,719.08

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Solution

The fourth proportional to 101,897.87, 152,873.23 and 38,719.08 is: 58,088.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,897.87 : 152,873.23 = 38,719.08 : x
  2. Step 2: Convert to fraction form
    101,897.87/152,873.23 = 38,719.08/x
  3. Step 3: Cross multiply
    101,897.87x = 152,873.23 × 38,719.08
  4. Step 4: Simplify right side
    101,897.87x = 5,919,111,443.90
  5. Step 5: Solve for x
    x = 5,919,111,443.90/101,897.87
  6. Step 6: Final answer
    x = 58,088.67

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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.