Home / 103,095.42-154,619.01-58,136.19

Finding the Fourth Proportional to 103,095.42, 154,619.01 and 58,136.19

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Solution

The fourth proportional to 103,095.42, 154,619.01 and 58,136.19 is: 87,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,095.42 : 154,619.01 = 58,136.19 : x
  2. Step 2: Convert to fraction form
    103,095.42/154,619.01 = 58,136.19/x
  3. Step 3: Cross multiply
    103,095.42x = 154,619.01 × 58,136.19
  4. Step 4: Simplify right side
    103,095.42x = 8,988,960,142.97
  5. Step 5: Solve for x
    x = 8,988,960,142.97/103,095.42
  6. Step 6: Final answer
    x = 87,190.68

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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.