Home / 42,118.64-58,122.81-22,997.67

Finding the Fourth Proportional to 42,118.64, 58,122.81 and 22,997.67

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Solution

The fourth proportional to 42,118.64, 58,122.81 and 22,997.67 is: 31,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,118.64 : 58,122.81 = 22,997.67 : x
  2. Step 2: Convert to fraction form
    42,118.64/58,122.81 = 22,997.67/x
  3. Step 3: Cross multiply
    42,118.64x = 58,122.81 × 22,997.67
  4. Step 4: Simplify right side
    42,118.64x = 1,336,689,203.85
  5. Step 5: Solve for x
    x = 1,336,689,203.85/42,118.64
  6. Step 6: Final answer
    x = 31,736.29

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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.