Home / 58,970.16-88,413.53-18,976.75

Finding the Fourth Proportional to 58,970.16, 88,413.53 and 18,976.75

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Solution

The fourth proportional to 58,970.16, 88,413.53 and 18,976.75 is: 28,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,970.16 : 88,413.53 = 18,976.75 : x
  2. Step 2: Convert to fraction form
    58,970.16/88,413.53 = 18,976.75/x
  3. Step 3: Cross multiply
    58,970.16x = 88,413.53 × 18,976.75
  4. Step 4: Simplify right side
    58,970.16x = 1,677,801,139.51
  5. Step 5: Solve for x
    x = 1,677,801,139.51/58,970.16
  6. Step 6: Final answer
    x = 28,451.70

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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.