Home / 48,995.88-67,612.35-28,853.61

Finding the Fourth Proportional to 48,995.88, 67,612.35 and 28,853.61

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Solution

The fourth proportional to 48,995.88, 67,612.35 and 28,853.61 is: 39,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,995.88 : 67,612.35 = 28,853.61 : x
  2. Step 2: Convert to fraction form
    48,995.88/67,612.35 = 28,853.61/x
  3. Step 3: Cross multiply
    48,995.88x = 67,612.35 × 28,853.61
  4. Step 4: Simplify right side
    48,995.88x = 1,950,860,378.08
  5. Step 5: Solve for x
    x = 1,950,860,378.08/48,995.88
  6. Step 6: Final answer
    x = 39,816.82

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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.