Home / 186,936.90-280,389.54-60,574.46

Finding the Fourth Proportional to 186,936.90, 280,389.54 and 60,574.46

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Solution

The fourth proportional to 186,936.90, 280,389.54 and 60,574.46 is: 90,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,936.90 : 280,389.54 = 60,574.46 : x
  2. Step 2: Convert to fraction form
    186,936.90/280,389.54 = 60,574.46/x
  3. Step 3: Cross multiply
    186,936.90x = 280,389.54 × 60,574.46
  4. Step 4: Simplify right side
    186,936.90x = 16,984,444,975.15
  5. Step 5: Solve for x
    x = 16,984,444,975.15/186,936.90
  6. Step 6: Final answer
    x = 90,856.57

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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.