Home / 64,868.04-97,300.26-18,119.64

Finding the Fourth Proportional to 64,868.04, 97,300.26 and 18,119.64

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Solution

The fourth proportional to 64,868.04, 97,300.26 and 18,119.64 is: 27,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,868.04 : 97,300.26 = 18,119.64 : x
  2. Step 2: Convert to fraction form
    64,868.04/97,300.26 = 18,119.64/x
  3. Step 3: Cross multiply
    64,868.04x = 97,300.26 × 18,119.64
  4. Step 4: Simplify right side
    64,868.04x = 1,763,045,683.11
  5. Step 5: Solve for x
    x = 1,763,045,683.11/64,868.04
  6. Step 6: Final answer
    x = 27,178.96

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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.