Home / 48,198.60-72,271.08-14,909.40

Finding the Fourth Proportional to 48,198.60, 72,271.08 and 14,909.40

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Solution

The fourth proportional to 48,198.60, 72,271.08 and 14,909.40 is: 22,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,198.60 : 72,271.08 = 14,909.40 : x
  2. Step 2: Convert to fraction form
    48,198.60/72,271.08 = 14,909.40/x
  3. Step 3: Cross multiply
    48,198.60x = 72,271.08 × 14,909.40
  4. Step 4: Simplify right side
    48,198.60x = 1,077,518,440.15
  5. Step 5: Solve for x
    x = 1,077,518,440.15/48,198.60
  6. Step 6: Final answer
    x = 22,355.80

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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.