Home / 123,148.78-184,730.95-52,058.16

Finding the Fourth Proportional to 123,148.78, 184,730.95 and 52,058.16

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Solution

The fourth proportional to 123,148.78, 184,730.95 and 52,058.16 is: 78,090.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,148.78 : 184,730.95 = 52,058.16 : x
  2. Step 2: Convert to fraction form
    123,148.78/184,730.95 = 52,058.16/x
  3. Step 3: Cross multiply
    123,148.78x = 184,730.95 × 52,058.16
  4. Step 4: Simplify right side
    123,148.78x = 9,616,753,352.05
  5. Step 5: Solve for x
    x = 9,616,753,352.05/123,148.78
  6. Step 6: Final answer
    x = 78,090.53

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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.