Home / 58,440.87-87,682.14-18,998.10

Finding the Fourth Proportional to 58,440.87, 87,682.14 and 18,998.10

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Solution

The fourth proportional to 58,440.87, 87,682.14 and 18,998.10 is: 28,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,440.87 : 87,682.14 = 18,998.10 : x
  2. Step 2: Convert to fraction form
    58,440.87/87,682.14 = 18,998.10/x
  3. Step 3: Cross multiply
    58,440.87x = 87,682.14 × 18,998.10
  4. Step 4: Simplify right side
    58,440.87x = 1,665,794,063.93
  5. Step 5: Solve for x
    x = 1,665,794,063.93/58,440.87
  6. Step 6: Final answer
    x = 28,503.92

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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.