Home / 126,669.56-174,799.18-70,083.32

Finding the Fourth Proportional to 126,669.56, 174,799.18 and 70,083.32

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Solution

The fourth proportional to 126,669.56, 174,799.18 and 70,083.32 is: 96,712.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,669.56 : 174,799.18 = 70,083.32 : x
  2. Step 2: Convert to fraction form
    126,669.56/174,799.18 = 70,083.32/x
  3. Step 3: Cross multiply
    126,669.56x = 174,799.18 × 70,083.32
  4. Step 4: Simplify right side
    126,669.56x = 12,250,506,867.68
  5. Step 5: Solve for x
    x = 12,250,506,867.68/126,669.56
  6. Step 6: Final answer
    x = 96,712.32

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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.