Home / 100,503.06-150,557.55-58,294.47

Finding the Fourth Proportional to 100,503.06, 150,557.55 and 58,294.47

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Solution

The fourth proportional to 100,503.06, 150,557.55 and 58,294.47 is: 87,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,503.06 : 150,557.55 = 58,294.47 : x
  2. Step 2: Convert to fraction form
    100,503.06/150,557.55 = 58,294.47/x
  3. Step 3: Cross multiply
    100,503.06x = 150,557.55 × 58,294.47
  4. Step 4: Simplify right side
    100,503.06x = 8,776,672,581.75
  5. Step 5: Solve for x
    x = 8,776,672,581.75/100,503.06
  6. Step 6: Final answer
    x = 87,327.42

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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.