Home / 48,413.04-72,623.18-13,352.40

Finding the Fourth Proportional to 48,413.04, 72,623.18 and 13,352.40

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Solution

The fourth proportional to 48,413.04, 72,623.18 and 13,352.40 is: 20,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,413.04 : 72,623.18 = 13,352.40 : x
  2. Step 2: Convert to fraction form
    48,413.04/72,623.18 = 13,352.40/x
  3. Step 3: Cross multiply
    48,413.04x = 72,623.18 × 13,352.40
  4. Step 4: Simplify right side
    48,413.04x = 969,693,748.63
  5. Step 5: Solve for x
    x = 969,693,748.63/48,413.04
  6. Step 6: Final answer
    x = 20,029.60

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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.