Home / 112,110.74-168,161.25-27,869.12

Finding the Fourth Proportional to 112,110.74, 168,161.25 and 27,869.12

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Solution

The fourth proportional to 112,110.74, 168,161.25 and 27,869.12 is: 41,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,110.74 : 168,161.25 = 27,869.12 : x
  2. Step 2: Convert to fraction form
    112,110.74/168,161.25 = 27,869.12/x
  3. Step 3: Cross multiply
    112,110.74x = 168,161.25 × 27,869.12
  4. Step 4: Simplify right side
    112,110.74x = 4,686,506,055.60
  5. Step 5: Solve for x
    x = 4,686,506,055.60/112,110.74
  6. Step 6: Final answer
    x = 41,802.47

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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.