Home / 74,196.19-102,333.54-51,534.82

Finding the Fourth Proportional to 74,196.19, 102,333.54 and 51,534.82

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Solution

The fourth proportional to 74,196.19, 102,333.54 and 51,534.82 is: 71,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,196.19 : 102,333.54 = 51,534.82 : x
  2. Step 2: Convert to fraction form
    74,196.19/102,333.54 = 51,534.82/x
  3. Step 3: Cross multiply
    74,196.19x = 102,333.54 × 51,534.82
  4. Step 4: Simplify right side
    74,196.19x = 5,273,740,563.86
  5. Step 5: Solve for x
    x = 5,273,740,563.86/74,196.19
  6. Step 6: Final answer
    x = 71,078.32

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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.