Home / 103,587.16-155,385.60-37,058.80

Finding the Fourth Proportional to 103,587.16, 155,385.60 and 37,058.80

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Solution

The fourth proportional to 103,587.16, 155,385.60 and 37,058.80 is: 55,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,587.16 : 155,385.60 = 37,058.80 : x
  2. Step 2: Convert to fraction form
    103,587.16/155,385.60 = 37,058.80/x
  3. Step 3: Cross multiply
    103,587.16x = 155,385.60 × 37,058.80
  4. Step 4: Simplify right side
    103,587.16x = 5,758,403,873.28
  5. Step 5: Solve for x
    x = 5,758,403,873.28/103,587.16
  6. Step 6: Final answer
    x = 55,589.94

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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.