Home / 109,462.44-151,058.37-61,715.67

Finding the Fourth Proportional to 109,462.44, 151,058.37 and 61,715.67

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Solution

The fourth proportional to 109,462.44, 151,058.37 and 61,715.67 is: 85,167.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,462.44 : 151,058.37 = 61,715.67 : x
  2. Step 2: Convert to fraction form
    109,462.44/151,058.37 = 61,715.67/x
  3. Step 3: Cross multiply
    109,462.44x = 151,058.37 × 61,715.67
  4. Step 4: Simplify right side
    109,462.44x = 9,322,668,513.66
  5. Step 5: Solve for x
    x = 9,322,668,513.66/109,462.44
  6. Step 6: Final answer
    x = 85,167.74

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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.