Home / 53,236.80-73,490.40-34,383.12

Finding the Fourth Proportional to 53,236.80, 73,490.40 and 34,383.12

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Solution

The fourth proportional to 53,236.80, 73,490.40 and 34,383.12 is: 47,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236.80 : 73,490.40 = 34,383.12 : x
  2. Step 2: Convert to fraction form
    53,236.80/73,490.40 = 34,383.12/x
  3. Step 3: Cross multiply
    53,236.80x = 73,490.40 × 34,383.12
  4. Step 4: Simplify right side
    53,236.80x = 2,526,829,242.05
  5. Step 5: Solve for x
    x = 2,526,829,242.05/53,236.80
  6. Step 6: Final answer
    x = 47,463.96

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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.