Home / 112,072.01-154,659.43-63,674.02

Finding the Fourth Proportional to 112,072.01, 154,659.43 and 63,674.02

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Solution

The fourth proportional to 112,072.01, 154,659.43 and 63,674.02 is: 87,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,072.01 : 154,659.43 = 63,674.02 : x
  2. Step 2: Convert to fraction form
    112,072.01/154,659.43 = 63,674.02/x
  3. Step 3: Cross multiply
    112,072.01x = 154,659.43 × 63,674.02
  4. Step 4: Simplify right side
    112,072.01x = 9,847,787,639.01
  5. Step 5: Solve for x
    x = 9,847,787,639.01/112,072.01
  6. Step 6: Final answer
    x = 87,870.18

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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.