Home / 75,136.24-103,562.04-59,980.33

Finding the Fourth Proportional to 75,136.24, 103,562.04 and 59,980.33

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Solution

The fourth proportional to 75,136.24, 103,562.04 and 59,980.33 is: 82,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,136.24 : 103,562.04 = 59,980.33 : x
  2. Step 2: Convert to fraction form
    75,136.24/103,562.04 = 59,980.33/x
  3. Step 3: Cross multiply
    75,136.24x = 103,562.04 × 59,980.33
  4. Step 4: Simplify right side
    75,136.24x = 6,211,685,334.67
  5. Step 5: Solve for x
    x = 6,211,685,334.67/75,136.24
  6. Step 6: Final answer
    x = 82,672.29

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1.5x scale

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.