Home / 318,181.61-439,091.22-174,941.69

Finding the Fourth Proportional to 318,181.61, 439,091.22 and 174,941.69

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Solution

The fourth proportional to 318,181.61, 439,091.22 and 174,941.69 is: 241,419.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,181.61 : 439,091.22 = 174,941.69 : x
  2. Step 2: Convert to fraction form
    318,181.61/439,091.22 = 174,941.69/x
  3. Step 3: Cross multiply
    318,181.61x = 439,091.22 × 174,941.69
  4. Step 4: Simplify right side
    318,181.61x = 76,815,357,895.51
  5. Step 5: Solve for x
    x = 76,815,357,895.51/318,181.61
  6. Step 6: Final answer
    x = 241,419.86

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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.