Home / 48,017.10-72,004.05-21,708.30

Finding the Fourth Proportional to 48,017.10, 72,004.05 and 21,708.30

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Solution

The fourth proportional to 48,017.10, 72,004.05 and 21,708.30 is: 32,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,017.10 : 72,004.05 = 21,708.30 : x
  2. Step 2: Convert to fraction form
    48,017.10/72,004.05 = 21,708.30/x
  3. Step 3: Cross multiply
    48,017.10x = 72,004.05 × 21,708.30
  4. Step 4: Simplify right side
    48,017.10x = 1,563,085,518.62
  5. Step 5: Solve for x
    x = 1,563,085,518.62/48,017.10
  6. Step 6: Final answer
    x = 32,552.68

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1.5x scale

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.