Home / 318,229.02-439,157.61-174,998.34

Finding the Fourth Proportional to 318,229.02, 439,157.61 and 174,998.34

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Solution

The fourth proportional to 318,229.02, 439,157.61 and 174,998.34 is: 241,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,229.02 : 439,157.61 = 174,998.34 : x
  2. Step 2: Convert to fraction form
    318,229.02/439,157.61 = 174,998.34/x
  3. Step 3: Cross multiply
    318,229.02x = 439,157.61 × 174,998.34
  4. Step 4: Simplify right side
    318,229.02x = 76,851,852,748.37
  5. Step 5: Solve for x
    x = 76,851,852,748.37/318,229.02
  6. Step 6: Final answer
    x = 241,498.57

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Similar ratio
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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.