Home / 55,552.04-83,328.60-13,999.04

Finding the Fourth Proportional to 55,552.04, 83,328.60 and 13,999.04

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Solution

The fourth proportional to 55,552.04, 83,328.60 and 13,999.04 is: 20,998.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,552.04 : 83,328.60 = 13,999.04 : x
  2. Step 2: Convert to fraction form
    55,552.04/83,328.60 = 13,999.04/x
  3. Step 3: Cross multiply
    55,552.04x = 83,328.60 × 13,999.04
  4. Step 4: Simplify right side
    55,552.04x = 1,166,520,404.54
  5. Step 5: Solve for x
    x = 1,166,520,404.54/55,552.04
  6. Step 6: Final answer
    x = 20,998.70

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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.