Home / 112,195.65-154,844.39-64,458.23

Finding the Fourth Proportional to 112,195.65, 154,844.39 and 64,458.23

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Solution

The fourth proportional to 112,195.65, 154,844.39 and 64,458.23 is: 88,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,195.65 : 154,844.39 = 64,458.23 : x
  2. Step 2: Convert to fraction form
    112,195.65/154,844.39 = 64,458.23/x
  3. Step 3: Cross multiply
    112,195.65x = 154,844.39 × 64,458.23
  4. Step 4: Simplify right side
    112,195.65x = 9,980,994,530.61
  5. Step 5: Solve for x
    x = 9,980,994,530.61/112,195.65
  6. Step 6: Final answer
    x = 88,960.62

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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.