Home / 52,318.68-72,175.65-37,947.12

Finding the Fourth Proportional to 52,318.68, 72,175.65 and 37,947.12

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Solution

The fourth proportional to 52,318.68, 72,175.65 and 37,947.12 is: 52,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,318.68 : 72,175.65 = 37,947.12 : x
  2. Step 2: Convert to fraction form
    52,318.68/72,175.65 = 37,947.12/x
  3. Step 3: Cross multiply
    52,318.68x = 72,175.65 × 37,947.12
  4. Step 4: Simplify right side
    52,318.68x = 2,738,858,051.63
  5. Step 5: Solve for x
    x = 2,738,858,051.63/52,318.68
  6. Step 6: Final answer
    x = 52,349.53

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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.