Home / 126,157.02-174,093.48-69,564.78

Finding the Fourth Proportional to 126,157.02, 174,093.48 and 69,564.78

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Solution

The fourth proportional to 126,157.02, 174,093.48 and 69,564.78 is: 95,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,157.02 : 174,093.48 = 69,564.78 : x
  2. Step 2: Convert to fraction form
    126,157.02/174,093.48 = 69,564.78/x
  3. Step 3: Cross multiply
    126,157.02x = 174,093.48 × 69,564.78
  4. Step 4: Simplify right side
    126,157.02x = 12,110,774,635.63
  5. Step 5: Solve for x
    x = 12,110,774,635.63/126,157.02
  6. Step 6: Final answer
    x = 95,997.63

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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.