Home / 82,530.12-113,891.52-44,804.40

Finding the Fourth Proportional to 82,530.12, 113,891.52 and 44,804.40

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Solution

The fourth proportional to 82,530.12, 113,891.52 and 44,804.40 is: 61,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,530.12 : 113,891.52 = 44,804.40 : x
  2. Step 2: Convert to fraction form
    82,530.12/113,891.52 = 44,804.40/x
  3. Step 3: Cross multiply
    82,530.12x = 113,891.52 × 44,804.40
  4. Step 4: Simplify right side
    82,530.12x = 5,102,841,218.69
  5. Step 5: Solve for x
    x = 5,102,841,218.69/82,530.12
  6. Step 6: Final answer
    x = 61,830.05

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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.