Home / 81,999.90-113,151.51-46,184.22

Finding the Fourth Proportional to 81,999.90, 113,151.51 and 46,184.22

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Solution

The fourth proportional to 81,999.90, 113,151.51 and 46,184.22 is: 63,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,999.90 : 113,151.51 = 46,184.22 : x
  2. Step 2: Convert to fraction form
    81,999.90/113,151.51 = 46,184.22/x
  3. Step 3: Cross multiply
    81,999.90x = 113,151.51 × 46,184.22
  4. Step 4: Simplify right side
    81,999.90x = 5,225,814,231.17
  5. Step 5: Solve for x
    x = 5,225,814,231.17/81,999.90
  6. Step 6: Final answer
    x = 63,729.52

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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.