Home / 74,098.96-102,256.29-42,267.79

Finding the Fourth Proportional to 74,098.96, 102,256.29 and 42,267.79

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Solution

The fourth proportional to 74,098.96, 102,256.29 and 42,267.79 is: 58,329.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,098.96 : 102,256.29 = 42,267.79 : x
  2. Step 2: Convert to fraction form
    74,098.96/102,256.29 = 42,267.79/x
  3. Step 3: Cross multiply
    74,098.96x = 102,256.29 × 42,267.79
  4. Step 4: Simplify right side
    74,098.96x = 4,322,147,391.90
  5. Step 5: Solve for x
    x = 4,322,147,391.90/74,098.96
  6. Step 6: Final answer
    x = 58,329.39

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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.