Home / 112,112.04-168,139.39-33,207.81

Finding the Fourth Proportional to 112,112.04, 168,139.39 and 33,207.81

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Solution

The fourth proportional to 112,112.04, 168,139.39 and 33,207.81 is: 49,803.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,112.04 : 168,139.39 = 33,207.81 : x
  2. Step 2: Convert to fraction form
    112,112.04/168,139.39 = 33,207.81/x
  3. Step 3: Cross multiply
    112,112.04x = 168,139.39 × 33,207.81
  4. Step 4: Simplify right side
    112,112.04x = 5,583,540,916.64
  5. Step 5: Solve for x
    x = 5,583,540,916.64/112,112.04
  6. Step 6: Final answer
    x = 49,803.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.