Home / 82,385.26-123,492.27-35,030.74

Finding the Fourth Proportional to 82,385.26, 123,492.27 and 35,030.74

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Solution

The fourth proportional to 82,385.26, 123,492.27 and 35,030.74 is: 52,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,385.26 : 123,492.27 = 35,030.74 : x
  2. Step 2: Convert to fraction form
    82,385.26/123,492.27 = 35,030.74/x
  3. Step 3: Cross multiply
    82,385.26x = 123,492.27 × 35,030.74
  4. Step 4: Simplify right side
    82,385.26x = 4,326,025,293.65
  5. Step 5: Solve for x
    x = 4,326,025,293.65/82,385.26
  6. Step 6: Final answer
    x = 52,509.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.