Home / 118,686.08-178,058.24-35,580

Finding the Fourth Proportional to 118,686.08, 178,058.24 and 35,580

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Solution

The fourth proportional to 118,686.08, 178,058.24 and 35,580 is: 53,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,686.08 : 178,058.24 = 35,580 : x
  2. Step 2: Convert to fraction form
    118,686.08/178,058.24 = 35,580/x
  3. Step 3: Cross multiply
    118,686.08x = 178,058.24 × 35,580
  4. Step 4: Simplify right side
    118,686.08x = 6,335,312,179.20
  5. Step 5: Solve for x
    x = 6,335,312,179.20/118,686.08
  6. Step 6: Final answer
    x = 53,378.73

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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.