Home / 60,562.02-90,843.42-21,118.98

Finding the Fourth Proportional to 60,562.02, 90,843.42 and 21,118.98

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Solution

The fourth proportional to 60,562.02, 90,843.42 and 21,118.98 is: 31,678.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,562.02 : 90,843.42 = 21,118.98 : x
  2. Step 2: Convert to fraction form
    60,562.02/90,843.42 = 21,118.98/x
  3. Step 3: Cross multiply
    60,562.02x = 90,843.42 × 21,118.98
  4. Step 4: Simplify right side
    60,562.02x = 1,918,520,370.11
  5. Step 5: Solve for x
    x = 1,918,520,370.11/60,562.02
  6. Step 6: Final answer
    x = 31,678.61

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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.