Home / 119,058.23-178,587.36-92,782.64

Finding the Fourth Proportional to 119,058.23, 178,587.36 and 92,782.64

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Solution

The fourth proportional to 119,058.23, 178,587.36 and 92,782.64 is: 139,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,058.23 : 178,587.36 = 92,782.64 : x
  2. Step 2: Convert to fraction form
    119,058.23/178,587.36 = 92,782.64/x
  3. Step 3: Cross multiply
    119,058.23x = 178,587.36 × 92,782.64
  4. Step 4: Simplify right side
    119,058.23x = 16,569,805,838.49
  5. Step 5: Solve for x
    x = 16,569,805,838.49/119,058.23
  6. Step 6: Final answer
    x = 139,173.97

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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.