Home / 171,948.27-257,804.74-87,545.10

Finding the Fourth Proportional to 171,948.27, 257,804.74 and 87,545.10

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Solution

The fourth proportional to 171,948.27, 257,804.74 and 87,545.10 is: 131,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,948.27 : 257,804.74 = 87,545.10 : x
  2. Step 2: Convert to fraction form
    171,948.27/257,804.74 = 87,545.10/x
  3. Step 3: Cross multiply
    171,948.27x = 257,804.74 × 87,545.10
  4. Step 4: Simplify right side
    171,948.27x = 22,569,541,743.77
  5. Step 5: Solve for x
    x = 22,569,541,743.77/171,948.27
  6. Step 6: Final answer
    x = 131,257.74

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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.