Home / 186,219.96-279,442.02-67,901.40

Finding the Fourth Proportional to 186,219.96, 279,442.02 and 67,901.40

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Solution

The fourth proportional to 186,219.96, 279,442.02 and 67,901.40 is: 101,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,219.96 : 279,442.02 = 67,901.40 : x
  2. Step 2: Convert to fraction form
    186,219.96/279,442.02 = 67,901.40/x
  3. Step 3: Cross multiply
    186,219.96x = 279,442.02 × 67,901.40
  4. Step 4: Simplify right side
    186,219.96x = 18,974,504,376.83
  5. Step 5: Solve for x
    x = 18,974,504,376.83/186,219.96
  6. Step 6: Final answer
    x = 101,892.97

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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.