Home / 126,090.72-174,006.37-69,504.12

Finding the Fourth Proportional to 126,090.72, 174,006.37 and 69,504.12

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Solution

The fourth proportional to 126,090.72, 174,006.37 and 69,504.12 is: 95,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,090.72 : 174,006.37 = 69,504.12 : x
  2. Step 2: Convert to fraction form
    126,090.72/174,006.37 = 69,504.12/x
  3. Step 3: Cross multiply
    126,090.72x = 174,006.37 × 69,504.12
  4. Step 4: Simplify right side
    126,090.72x = 12,094,159,621.24
  5. Step 5: Solve for x
    x = 12,094,159,621.24/126,090.72
  6. Step 6: Final answer
    x = 95,916.33

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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.