Home / 126,541.44-174,636-69,958.08

Finding the Fourth Proportional to 126,541.44, 174,636 and 69,958.08

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Solution

The fourth proportional to 126,541.44, 174,636 and 69,958.08 is: 96,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,541.44 : 174,636 = 69,958.08 : x
  2. Step 2: Convert to fraction form
    126,541.44/174,636 = 69,958.08/x
  3. Step 3: Cross multiply
    126,541.44x = 174,636 × 69,958.08
  4. Step 4: Simplify right side
    126,541.44x = 12,217,199,258.88
  5. Step 5: Solve for x
    x = 12,217,199,258.88/126,541.44
  6. Step 6: Final answer
    x = 96,547.02

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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.