Home / 82,571.19-113,948.15-44,845.17

Finding the Fourth Proportional to 82,571.19, 113,948.15 and 44,845.17

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Solution

The fourth proportional to 82,571.19, 113,948.15 and 44,845.17 is: 61,886.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,571.19 : 113,948.15 = 44,845.17 : x
  2. Step 2: Convert to fraction form
    82,571.19/113,948.15 = 44,845.17/x
  3. Step 3: Cross multiply
    82,571.19x = 113,948.15 × 44,845.17
  4. Step 4: Simplify right side
    82,571.19x = 5,110,023,933.71
  5. Step 5: Solve for x
    x = 5,110,023,933.71/82,571.19
  6. Step 6: Final answer
    x = 61,886.28

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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.