Home / 230,677.18-318,333.98-130,074.46

Finding the Fourth Proportional to 230,677.18, 318,333.98 and 130,074.46

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Solution

The fourth proportional to 230,677.18, 318,333.98 and 130,074.46 is: 179,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,677.18 : 318,333.98 = 130,074.46 : x
  2. Step 2: Convert to fraction form
    230,677.18/318,333.98 = 130,074.46/x
  3. Step 3: Cross multiply
    230,677.18x = 318,333.98 × 130,074.46
  4. Step 4: Simplify right side
    230,677.18x = 41,407,120,548.15
  5. Step 5: Solve for x
    x = 41,407,120,548.15/230,677.18
  6. Step 6: Final answer
    x = 179,502.46

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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.