Home / 74,026.27-102,156.42-42,194.35

Finding the Fourth Proportional to 74,026.27, 102,156.42 and 42,194.35

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Solution

The fourth proportional to 74,026.27, 102,156.42 and 42,194.35 is: 58,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,026.27 : 102,156.42 = 42,194.35 : x
  2. Step 2: Convert to fraction form
    74,026.27/102,156.42 = 42,194.35/x
  3. Step 3: Cross multiply
    74,026.27x = 102,156.42 × 42,194.35
  4. Step 4: Simplify right side
    74,026.27x = 4,310,423,740.23
  5. Step 5: Solve for x
    x = 4,310,423,740.23/74,026.27
  6. Step 6: Final answer
    x = 58,228.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.