Home / 52,317.77-72,204.75-31,097.12

Finding the Fourth Proportional to 52,317.77, 72,204.75 and 31,097.12

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Solution

The fourth proportional to 52,317.77, 72,204.75 and 31,097.12 is: 42,917.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,317.77 : 72,204.75 = 31,097.12 : x
  2. Step 2: Convert to fraction form
    52,317.77/72,204.75 = 31,097.12/x
  3. Step 3: Cross multiply
    52,317.77x = 72,204.75 × 31,097.12
  4. Step 4: Simplify right side
    52,317.77x = 2,245,359,414.30
  5. Step 5: Solve for x
    x = 2,245,359,414.30/52,317.77
  6. Step 6: Final answer
    x = 42,917.72

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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.