Home / 57,058.23-78,713.83-36,921.62

Finding the Fourth Proportional to 57,058.23, 78,713.83 and 36,921.62

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Solution

The fourth proportional to 57,058.23, 78,713.83 and 36,921.62 is: 50,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,058.23 : 78,713.83 = 36,921.62 : x
  2. Step 2: Convert to fraction form
    57,058.23/78,713.83 = 36,921.62/x
  3. Step 3: Cross multiply
    57,058.23x = 78,713.83 × 36,921.62
  4. Step 4: Simplify right side
    57,058.23x = 2,906,242,362.94
  5. Step 5: Solve for x
    x = 2,906,242,362.94/57,058.23
  6. Step 6: Final answer
    x = 50,934.67

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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.