Home / 344,919.08-517,400.50-108,271.10

Finding the Fourth Proportional to 344,919.08, 517,400.50 and 108,271.10

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Solution

The fourth proportional to 344,919.08, 517,400.50 and 108,271.10 is: 162,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,919.08 : 517,400.50 = 108,271.10 : x
  2. Step 2: Convert to fraction form
    344,919.08/517,400.50 = 108,271.10/x
  3. Step 3: Cross multiply
    344,919.08x = 517,400.50 × 108,271.10
  4. Step 4: Simplify right side
    344,919.08x = 56,019,518,417.87
  5. Step 5: Solve for x
    x = 56,019,518,417.87/344,919.08
  6. Step 6: Final answer
    x = 162,413.51

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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.