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Finding the Fourth Proportional to 73,360.72, 109,999.77 and 23,429.08

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Solution

The fourth proportional to 73,360.72, 109,999.77 and 23,429.08 is: 35,130.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,360.72 : 109,999.77 = 23,429.08 : x
  2. Step 2: Convert to fraction form
    73,360.72/109,999.77 = 23,429.08/x
  3. Step 3: Cross multiply
    73,360.72x = 109,999.77 × 23,429.08
  4. Step 4: Simplify right side
    73,360.72x = 2,577,193,411.31
  5. Step 5: Solve for x
    x = 2,577,193,411.31/73,360.72
  6. Step 6: Final answer
    x = 35,130.43

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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.