Home / 190,045.05-262,217.98-113,588.85

Finding the Fourth Proportional to 190,045.05, 262,217.98 and 113,588.85

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Solution

The fourth proportional to 190,045.05, 262,217.98 and 113,588.85 is: 156,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,045.05 : 262,217.98 = 113,588.85 : x
  2. Step 2: Convert to fraction form
    190,045.05/262,217.98 = 113,588.85/x
  3. Step 3: Cross multiply
    190,045.05x = 262,217.98 × 113,588.85
  4. Step 4: Simplify right side
    190,045.05x = 29,785,038,797.52
  5. Step 5: Solve for x
    x = 29,785,038,797.52/190,045.05
  6. Step 6: Final answer
    x = 156,726.20

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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.