Home / 112,166.44-168,243.06-42,039.88

Finding the Fourth Proportional to 112,166.44, 168,243.06 and 42,039.88

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Solution

The fourth proportional to 112,166.44, 168,243.06 and 42,039.88 is: 63,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,166.44 : 168,243.06 = 42,039.88 : x
  2. Step 2: Convert to fraction form
    112,166.44/168,243.06 = 42,039.88/x
  3. Step 3: Cross multiply
    112,166.44x = 168,243.06 × 42,039.88
  4. Step 4: Simplify right side
    112,166.44x = 7,072,918,053.23
  5. Step 5: Solve for x
    x = 7,072,918,053.23/112,166.44
  6. Step 6: Final answer
    x = 63,057.35

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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.