Home / 75,170.52-103,624.38-59,223.24

Finding the Fourth Proportional to 75,170.52, 103,624.38 and 59,223.24

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Solution

The fourth proportional to 75,170.52, 103,624.38 and 59,223.24 is: 81,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,170.52 : 103,624.38 = 59,223.24 : x
  2. Step 2: Convert to fraction form
    75,170.52/103,624.38 = 59,223.24/x
  3. Step 3: Cross multiply
    75,170.52x = 103,624.38 × 59,223.24
  4. Step 4: Simplify right side
    75,170.52x = 6,136,971,526.59
  5. Step 5: Solve for x
    x = 6,136,971,526.59/75,170.52
  6. Step 6: Final answer
    x = 81,640.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.