Home / 66,114.48-99,127.68-23,989.10

Finding the Fourth Proportional to 66,114.48, 99,127.68 and 23,989.10

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Solution

The fourth proportional to 66,114.48, 99,127.68 and 23,989.10 is: 35,967.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,114.48 : 99,127.68 = 23,989.10 : x
  2. Step 2: Convert to fraction form
    66,114.48/99,127.68 = 23,989.10/x
  3. Step 3: Cross multiply
    66,114.48x = 99,127.68 × 23,989.10
  4. Step 4: Simplify right side
    66,114.48x = 2,377,983,828.29
  5. Step 5: Solve for x
    x = 2,377,983,828.29/66,114.48
  6. Step 6: Final answer
    x = 35,967.67

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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.