Home / 112,246.56-154,899.54-61,945.56

Finding the Fourth Proportional to 112,246.56, 154,899.54 and 61,945.56

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Solution

The fourth proportional to 112,246.56, 154,899.54 and 61,945.56 is: 85,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,246.56 : 154,899.54 = 61,945.56 : x
  2. Step 2: Convert to fraction form
    112,246.56/154,899.54 = 61,945.56/x
  3. Step 3: Cross multiply
    112,246.56x = 154,899.54 × 61,945.56
  4. Step 4: Simplify right side
    112,246.56x = 9,595,338,749.04
  5. Step 5: Solve for x
    x = 9,595,338,749.04/112,246.56
  6. Step 6: Final answer
    x = 85,484.48

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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.