Home / 112,133.22-154,741.55-61,832.22

Finding the Fourth Proportional to 112,133.22, 154,741.55 and 61,832.22

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Solution

The fourth proportional to 112,133.22, 154,741.55 and 61,832.22 is: 85,327.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,133.22 : 154,741.55 = 61,832.22 : x
  2. Step 2: Convert to fraction form
    112,133.22/154,741.55 = 61,832.22/x
  3. Step 3: Cross multiply
    112,133.22x = 154,741.55 × 61,832.22
  4. Step 4: Simplify right side
    112,133.22x = 9,568,013,562.74
  5. Step 5: Solve for x
    x = 9,568,013,562.74/112,133.22
  6. Step 6: Final answer
    x = 85,327.20

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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.