Home / 112,036.49-154,608.35-61,049.66

Finding the Fourth Proportional to 112,036.49, 154,608.35 and 61,049.66

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Solution

The fourth proportional to 112,036.49, 154,608.35 and 61,049.66 is: 84,247.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,036.49 : 154,608.35 = 61,049.66 : x
  2. Step 2: Convert to fraction form
    112,036.49/154,608.35 = 61,049.66/x
  3. Step 3: Cross multiply
    112,036.49x = 154,608.35 × 61,049.66
  4. Step 4: Simplify right side
    112,036.49x = 9,438,787,200.66
  5. Step 5: Solve for x
    x = 9,438,787,200.66/112,036.49
  6. Step 6: Final answer
    x = 84,247.44

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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.