Home / 72,236.16-99,477.99-59,544.28

Finding the Fourth Proportional to 72,236.16, 99,477.99 and 59,544.28

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Solution

The fourth proportional to 72,236.16, 99,477.99 and 59,544.28 is: 81,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,236.16 : 99,477.99 = 59,544.28 : x
  2. Step 2: Convert to fraction form
    72,236.16/99,477.99 = 59,544.28/x
  3. Step 3: Cross multiply
    72,236.16x = 99,477.99 × 59,544.28
  4. Step 4: Simplify right side
    72,236.16x = 5,923,345,290.40
  5. Step 5: Solve for x
    x = 5,923,345,290.40/72,236.16
  6. Step 6: Final answer
    x = 81,999.73

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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.