Home / 90,782.51-136,173.77-24,222.88

Finding the Fourth Proportional to 90,782.51, 136,173.77 and 24,222.88

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Solution

The fourth proportional to 90,782.51, 136,173.77 and 24,222.88 is: 36,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,782.51 : 136,173.77 = 24,222.88 : x
  2. Step 2: Convert to fraction form
    90,782.51/136,173.77 = 24,222.88/x
  3. Step 3: Cross multiply
    90,782.51x = 136,173.77 × 24,222.88
  4. Step 4: Simplify right side
    90,782.51x = 3,298,521,029.80
  5. Step 5: Solve for x
    x = 3,298,521,029.80/90,782.51
  6. Step 6: Final answer
    x = 36,334.32

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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.