Home / 82,153.86-113,372.37-44,428.11

Finding the Fourth Proportional to 82,153.86, 113,372.37 and 44,428.11

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Solution

The fourth proportional to 82,153.86, 113,372.37 and 44,428.11 is: 61,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,153.86 : 113,372.37 = 44,428.11 : x
  2. Step 2: Convert to fraction form
    82,153.86/113,372.37 = 44,428.11/x
  3. Step 3: Cross multiply
    82,153.86x = 113,372.37 × 44,428.11
  4. Step 4: Simplify right side
    82,153.86x = 5,036,920,125.32
  5. Step 5: Solve for x
    x = 5,036,920,125.32/82,153.86
  6. Step 6: Final answer
    x = 61,310.82

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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.