Home / 126,225.86-189,297.68-41,963.42

Finding the Fourth Proportional to 126,225.86, 189,297.68 and 41,963.42

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Solution

The fourth proportional to 126,225.86, 189,297.68 and 41,963.42 is: 62,931.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,225.86 : 189,297.68 = 41,963.42 : x
  2. Step 2: Convert to fraction form
    126,225.86/189,297.68 = 41,963.42/x
  3. Step 3: Cross multiply
    126,225.86x = 189,297.68 × 41,963.42
  4. Step 4: Simplify right side
    126,225.86x = 7,943,578,050.87
  5. Step 5: Solve for x
    x = 7,943,578,050.87/126,225.86
  6. Step 6: Final answer
    x = 62,931.46

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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.