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Finding the Fourth Proportional to 58,777.53, 81,112.23 and 33,288.86

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Solution

The fourth proportional to 58,777.53, 81,112.23 and 33,288.86 is: 45,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,777.53 : 81,112.23 = 33,288.86 : x
  2. Step 2: Convert to fraction form
    58,777.53/81,112.23 = 33,288.86/x
  3. Step 3: Cross multiply
    58,777.53x = 81,112.23 × 33,288.86
  4. Step 4: Simplify right side
    58,777.53x = 2,700,133,263.20
  5. Step 5: Solve for x
    x = 2,700,133,263.20/58,777.53
  6. Step 6: Final answer
    x = 45,938.19

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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.