Home / 79,508.40-118,592.79-73,997.16

Finding the Fourth Proportional to 79,508.40, 118,592.79 and 73,997.16

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Solution

The fourth proportional to 79,508.40, 118,592.79 and 73,997.16 is: 110,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,508.40 : 118,592.79 = 73,997.16 : x
  2. Step 2: Convert to fraction form
    79,508.40/118,592.79 = 73,997.16/x
  3. Step 3: Cross multiply
    79,508.40x = 118,592.79 × 73,997.16
  4. Step 4: Simplify right side
    79,508.40x = 8,775,529,656.48
  5. Step 5: Solve for x
    x = 8,775,529,656.48/79,508.40
  6. Step 6: Final answer
    x = 110,372.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.