Home / 186,300.36-279,565.02-73,960.92

Finding the Fourth Proportional to 186,300.36, 279,565.02 and 73,960.92

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Solution

The fourth proportional to 186,300.36, 279,565.02 and 73,960.92 is: 110,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,300.36 : 279,565.02 = 73,960.92 : x
  2. Step 2: Convert to fraction form
    186,300.36/279,565.02 = 73,960.92/x
  3. Step 3: Cross multiply
    186,300.36x = 279,565.02 × 73,960.92
  4. Step 4: Simplify right side
    186,300.36x = 20,676,886,079.02
  5. Step 5: Solve for x
    x = 20,676,886,079.02/186,300.36
  6. Step 6: Final answer
    x = 110,986.83

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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.