Home / 85,776.21-118,371.15-48,050.46

Finding the Fourth Proportional to 85,776.21, 118,371.15 and 48,050.46

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Solution

The fourth proportional to 85,776.21, 118,371.15 and 48,050.46 is: 66,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,776.21 : 118,371.15 = 48,050.46 : x
  2. Step 2: Convert to fraction form
    85,776.21/118,371.15 = 48,050.46/x
  3. Step 3: Cross multiply
    85,776.21x = 118,371.15 × 48,050.46
  4. Step 4: Simplify right side
    85,776.21x = 5,687,788,208.23
  5. Step 5: Solve for x
    x = 5,687,788,208.23/85,776.21
  6. Step 6: Final answer
    x = 66,309.62

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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.