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Finding the Fourth Proportional to 58,750.01, 81,075.12 and 31,892.54

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Solution

The fourth proportional to 58,750.01, 81,075.12 and 31,892.54 is: 44,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,750.01 : 81,075.12 = 31,892.54 : x
  2. Step 2: Convert to fraction form
    58,750.01/81,075.12 = 31,892.54/x
  3. Step 3: Cross multiply
    58,750.01x = 81,075.12 × 31,892.54
  4. Step 4: Simplify right side
    58,750.01x = 2,585,691,507.60
  5. Step 5: Solve for x
    x = 2,585,691,507.60/58,750.01
  6. Step 6: Final answer
    x = 44,011.76

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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.