Home / 58,972.19-81,408.44-38,829.92

Finding the Fourth Proportional to 58,972.19, 81,408.44 and 38,829.92

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Solution

The fourth proportional to 58,972.19, 81,408.44 and 38,829.92 is: 53,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,972.19 : 81,408.44 = 38,829.92 : x
  2. Step 2: Convert to fraction form
    58,972.19/81,408.44 = 38,829.92/x
  3. Step 3: Cross multiply
    58,972.19x = 81,408.44 × 38,829.92
  4. Step 4: Simplify right side
    58,972.19x = 3,161,082,902.56
  5. Step 5: Solve for x
    x = 3,161,082,902.56/58,972.19
  6. Step 6: Final answer
    x = 53,602.95

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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.