Home / 112,260.08-154,917.92-61,958

Finding the Fourth Proportional to 112,260.08, 154,917.92 and 61,958

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Solution

The fourth proportional to 112,260.08, 154,917.92 and 61,958 is: 85,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,260.08 : 154,917.92 = 61,958 : x
  2. Step 2: Convert to fraction form
    112,260.08/154,917.92 = 61,958/x
  3. Step 3: Cross multiply
    112,260.08x = 154,917.92 × 61,958
  4. Step 4: Simplify right side
    112,260.08x = 9,598,404,487.36
  5. Step 5: Solve for x
    x = 9,598,404,487.36/112,260.08
  6. Step 6: Final answer
    x = 85,501.49

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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.