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Finding the Fourth Proportional to 37,058.86, 55,588.10 and 8,978.91

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Solution

The fourth proportional to 37,058.86, 55,588.10 and 8,978.91 is: 13,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,058.86 : 55,588.10 = 8,978.91 : x
  2. Step 2: Convert to fraction form
    37,058.86/55,588.10 = 8,978.91/x
  3. Step 3: Cross multiply
    37,058.86x = 55,588.10 × 8,978.91
  4. Step 4: Simplify right side
    37,058.86x = 499,120,502.08
  5. Step 5: Solve for x
    x = 499,120,502.08/37,058.86
  6. Step 6: Final answer
    x = 13,468.32

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1.5x scale

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.