Home / 48,616.04-72,914.74-20,526.86

Finding the Fourth Proportional to 48,616.04, 72,914.74 and 20,526.86

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Solution

The fourth proportional to 48,616.04, 72,914.74 and 20,526.86 is: 30,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,616.04 : 72,914.74 = 20,526.86 : x
  2. Step 2: Convert to fraction form
    48,616.04/72,914.74 = 20,526.86/x
  3. Step 3: Cross multiply
    48,616.04x = 72,914.74 × 20,526.86
  4. Step 4: Simplify right side
    48,616.04x = 1,496,710,659.92
  5. Step 5: Solve for x
    x = 1,496,710,659.92/48,616.04
  6. Step 6: Final answer
    x = 30,786.35

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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.