Home / 84,162.10-126,172.47-36,741.13

Finding the Fourth Proportional to 84,162.10, 126,172.47 and 36,741.13

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Solution

The fourth proportional to 84,162.10, 126,172.47 and 36,741.13 is: 55,080.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,162.10 : 126,172.47 = 36,741.13 : x
  2. Step 2: Convert to fraction form
    84,162.10/126,172.47 = 36,741.13/x
  3. Step 3: Cross multiply
    84,162.10x = 126,172.47 × 36,741.13
  4. Step 4: Simplify right side
    84,162.10x = 4,635,719,122.69
  5. Step 5: Solve for x
    x = 4,635,719,122.69/84,162.10
  6. Step 6: Final answer
    x = 55,080.84

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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.