Home / 107,164.50-160,528.68-69,610.74

Finding the Fourth Proportional to 107,164.50, 160,528.68 and 69,610.74

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Solution

The fourth proportional to 107,164.50, 160,528.68 and 69,610.74 is: 104,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,164.50 : 160,528.68 = 69,610.74 : x
  2. Step 2: Convert to fraction form
    107,164.50/160,528.68 = 69,610.74/x
  3. Step 3: Cross multiply
    107,164.50x = 160,528.68 × 69,610.74
  4. Step 4: Simplify right side
    107,164.50x = 11,174,520,206.02
  5. Step 5: Solve for x
    x = 11,174,520,206.02/107,164.50
  6. Step 6: Final answer
    x = 104,274.46

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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.