Home / 64,812.10-97,206.15-18,055.30

Finding the Fourth Proportional to 64,812.10, 97,206.15 and 18,055.30

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Solution

The fourth proportional to 64,812.10, 97,206.15 and 18,055.30 is: 27,079.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,812.10 : 97,206.15 = 18,055.30 : x
  2. Step 2: Convert to fraction form
    64,812.10/97,206.15 = 18,055.30/x
  3. Step 3: Cross multiply
    64,812.10x = 97,206.15 × 18,055.30
  4. Step 4: Simplify right side
    64,812.10x = 1,755,086,200.10
  5. Step 5: Solve for x
    x = 1,755,086,200.10/64,812.10
  6. Step 6: Final answer
    x = 27,079.61

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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.