Home / 163,773.69-245,578.51-51,452.40

Finding the Fourth Proportional to 163,773.69, 245,578.51 and 51,452.40

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Solution

The fourth proportional to 163,773.69, 245,578.51 and 51,452.40 is: 77,152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,773.69 : 245,578.51 = 51,452.40 : x
  2. Step 2: Convert to fraction form
    163,773.69/245,578.51 = 51,452.40/x
  3. Step 3: Cross multiply
    163,773.69x = 245,578.51 × 51,452.40
  4. Step 4: Simplify right side
    163,773.69x = 12,635,603,727.92
  5. Step 5: Solve for x
    x = 12,635,603,727.92/163,773.69
  6. Step 6: Final answer
    x = 77,152.83

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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.