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Finding the Fourth Proportional to 58,033.86, 80,121.68 and 37,924.40

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Solution

The fourth proportional to 58,033.86, 80,121.68 and 37,924.40 is: 52,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,033.86 : 80,121.68 = 37,924.40 : x
  2. Step 2: Convert to fraction form
    58,033.86/80,121.68 = 37,924.40/x
  3. Step 3: Cross multiply
    58,033.86x = 80,121.68 × 37,924.40
  4. Step 4: Simplify right side
    58,033.86x = 3,038,566,640.99
  5. Step 5: Solve for x
    x = 3,038,566,640.99/58,033.86
  6. Step 6: Final answer
    x = 52,358.51

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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.