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Finding the Fourth Proportional to 58,337.25, 87,518.84 and 21,401.25

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Solution

The fourth proportional to 58,337.25, 87,518.84 and 21,401.25 is: 32,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,337.25 : 87,518.84 = 21,401.25 : x
  2. Step 2: Convert to fraction form
    58,337.25/87,518.84 = 21,401.25/x
  3. Step 3: Cross multiply
    58,337.25x = 87,518.84 × 21,401.25
  4. Step 4: Simplify right side
    58,337.25x = 1,873,012,467.54
  5. Step 5: Solve for x
    x = 1,873,012,467.54/58,337.25
  6. Step 6: Final answer
    x = 32,106.63

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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.