Home / 100,364.48-150,499.05-58,257.56

Finding the Fourth Proportional to 100,364.48, 150,499.05 and 58,257.56

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Solution

The fourth proportional to 100,364.48, 150,499.05 and 58,257.56 is: 87,358.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,364.48 : 150,499.05 = 58,257.56 : x
  2. Step 2: Convert to fraction form
    100,364.48/150,499.05 = 58,257.56/x
  3. Step 3: Cross multiply
    100,364.48x = 150,499.05 × 58,257.56
  4. Step 4: Simplify right side
    100,364.48x = 8,767,706,682.82
  5. Step 5: Solve for x
    x = 8,767,706,682.82/100,364.48
  6. Step 6: Final answer
    x = 87,358.66

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1.5x scale

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.