Home / 84,612.02-126,871.20-34,727.22

Finding the Fourth Proportional to 84,612.02, 126,871.20 and 34,727.22

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Solution

The fourth proportional to 84,612.02, 126,871.20 and 34,727.22 is: 52,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,612.02 : 126,871.20 = 34,727.22 : x
  2. Step 2: Convert to fraction form
    84,612.02/126,871.20 = 34,727.22/x
  3. Step 3: Cross multiply
    84,612.02x = 126,871.20 × 34,727.22
  4. Step 4: Simplify right side
    84,612.02x = 4,405,884,074.06
  5. Step 5: Solve for x
    x = 4,405,884,074.06/84,612.02
  6. Step 6: Final answer
    x = 52,071.61

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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.