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Finding the Fourth Proportional to 58,656.41, 80,924.63 and 38,524.19

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Solution

The fourth proportional to 58,656.41, 80,924.63 and 38,524.19 is: 53,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,656.41 : 80,924.63 = 38,524.19 : x
  2. Step 2: Convert to fraction form
    58,656.41/80,924.63 = 38,524.19/x
  3. Step 3: Cross multiply
    58,656.41x = 80,924.63 × 38,524.19
  4. Step 4: Simplify right side
    58,656.41x = 3,117,555,831.49
  5. Step 5: Solve for x
    x = 3,117,555,831.49/58,656.41
  6. Step 6: Final answer
    x = 53,149.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.