Home / 126,274.20-174,254.94-69,681.48

Finding the Fourth Proportional to 126,274.20, 174,254.94 and 69,681.48

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Solution

The fourth proportional to 126,274.20, 174,254.94 and 69,681.48 is: 96,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,274.20 : 174,254.94 = 69,681.48 : x
  2. Step 2: Convert to fraction form
    126,274.20/174,254.94 = 69,681.48/x
  3. Step 3: Cross multiply
    126,274.20x = 174,254.94 × 69,681.48
  4. Step 4: Simplify right side
    126,274.20x = 12,142,342,116.51
  5. Step 5: Solve for x
    x = 12,142,342,116.51/126,274.20
  6. Step 6: Final answer
    x = 96,158.54

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1.5x scale

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.