Home / 186,533.12-279,854.36-60,170.84

Finding the Fourth Proportional to 186,533.12, 279,854.36 and 60,170.84

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Solution

The fourth proportional to 186,533.12, 279,854.36 and 60,170.84 is: 90,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,533.12 : 279,854.36 = 60,170.84 : x
  2. Step 2: Convert to fraction form
    186,533.12/279,854.36 = 60,170.84/x
  3. Step 3: Cross multiply
    186,533.12x = 279,854.36 × 60,170.84
  4. Step 4: Simplify right side
    186,533.12x = 16,839,071,918.86
  5. Step 5: Solve for x
    x = 16,839,071,918.86/186,533.12
  6. Step 6: Final answer
    x = 90,273.90

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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.