Home / 126,685.44-174,828.24-70,102.08

Finding the Fourth Proportional to 126,685.44, 174,828.24 and 70,102.08

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Solution

The fourth proportional to 126,685.44, 174,828.24 and 70,102.08 is: 96,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,685.44 : 174,828.24 = 70,102.08 : x
  2. Step 2: Convert to fraction form
    126,685.44/174,828.24 = 70,102.08/x
  3. Step 3: Cross multiply
    126,685.44x = 174,828.24 × 70,102.08
  4. Step 4: Simplify right side
    126,685.44x = 12,255,823,266.74
  5. Step 5: Solve for x
    x = 12,255,823,266.74/126,685.44
  6. Step 6: Final answer
    x = 96,742.16

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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.