Home / 48,529.68-72,413.94-45,557.52

Finding the Fourth Proportional to 48,529.68, 72,413.94 and 45,557.52

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Solution

The fourth proportional to 48,529.68, 72,413.94 and 45,557.52 is: 67,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,529.68 : 72,413.94 = 45,557.52 : x
  2. Step 2: Convert to fraction form
    48,529.68/72,413.94 = 45,557.52/x
  3. Step 3: Cross multiply
    48,529.68x = 72,413.94 × 45,557.52
  4. Step 4: Simplify right side
    48,529.68x = 3,298,999,519.83
  5. Step 5: Solve for x
    x = 3,298,999,519.83/48,529.68
  6. Step 6: Final answer
    x = 67,979.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.