Home / 126,733.96-174,898.38-70,145.32

Finding the Fourth Proportional to 126,733.96, 174,898.38 and 70,145.32

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Solution

The fourth proportional to 126,733.96, 174,898.38 and 70,145.32 is: 96,803.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,733.96 : 174,898.38 = 70,145.32 : x
  2. Step 2: Convert to fraction form
    126,733.96/174,898.38 = 70,145.32/x
  3. Step 3: Cross multiply
    126,733.96x = 174,898.38 × 70,145.32
  4. Step 4: Simplify right side
    126,733.96x = 12,268,302,832.58
  5. Step 5: Solve for x
    x = 12,268,302,832.58/126,733.96
  6. Step 6: Final answer
    x = 96,803.59

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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.