Home / 72,073.04-99,434.44-41,847.60

Finding the Fourth Proportional to 72,073.04, 99,434.44 and 41,847.60

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Solution

The fourth proportional to 72,073.04, 99,434.44 and 41,847.60 is: 57,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,073.04 : 99,434.44 = 41,847.60 : x
  2. Step 2: Convert to fraction form
    72,073.04/99,434.44 = 41,847.60/x
  3. Step 3: Cross multiply
    72,073.04x = 99,434.44 × 41,847.60
  4. Step 4: Simplify right side
    72,073.04x = 4,161,092,671.34
  5. Step 5: Solve for x
    x = 4,161,092,671.34/72,073.04
  6. Step 6: Final answer
    x = 57,734.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.