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Finding the Fourth Proportional to 58,690.53, 88,034.76 and 54,119.34

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Solution

The fourth proportional to 58,690.53, 88,034.76 and 54,119.34 is: 81,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,690.53 : 88,034.76 = 54,119.34 : x
  2. Step 2: Convert to fraction form
    58,690.53/88,034.76 = 54,119.34/x
  3. Step 3: Cross multiply
    58,690.53x = 88,034.76 × 54,119.34
  4. Step 4: Simplify right side
    58,690.53x = 4,764,383,108.26
  5. Step 5: Solve for x
    x = 4,764,383,108.26/58,690.53
  6. Step 6: Final answer
    x = 81,178.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.