Home / 55,777.17-83,665.92-39,211.32

Finding the Fourth Proportional to 55,777.17, 83,665.92 and 39,211.32

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Solution

The fourth proportional to 55,777.17, 83,665.92 and 39,211.32 is: 58,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.17 : 83,665.92 = 39,211.32 : x
  2. Step 2: Convert to fraction form
    55,777.17/83,665.92 = 39,211.32/x
  3. Step 3: Cross multiply
    55,777.17x = 83,665.92 × 39,211.32
  4. Step 4: Simplify right side
    55,777.17x = 3,280,651,162.21
  5. Step 5: Solve for x
    x = 3,280,651,162.21/55,777.17
  6. Step 6: Final answer
    x = 58,817.10

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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.