Home / 52,283.97-72,158.09-31,063.32

Finding the Fourth Proportional to 52,283.97, 72,158.09 and 31,063.32

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Solution

The fourth proportional to 52,283.97, 72,158.09 and 31,063.32 is: 42,871.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.97 : 72,158.09 = 31,063.32 : x
  2. Step 2: Convert to fraction form
    52,283.97/72,158.09 = 31,063.32/x
  3. Step 3: Cross multiply
    52,283.97x = 72,158.09 × 31,063.32
  4. Step 4: Simplify right side
    52,283.97x = 2,241,469,840.26
  5. Step 5: Solve for x
    x = 2,241,469,840.26/52,283.97
  6. Step 6: Final answer
    x = 42,871.07

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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.