Home / 186,251.20-279,386.02-53,151.06

Finding the Fourth Proportional to 186,251.20, 279,386.02 and 53,151.06

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Solution

The fourth proportional to 186,251.20, 279,386.02 and 53,151.06 is: 79,729.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,251.20 : 279,386.02 = 53,151.06 : x
  2. Step 2: Convert to fraction form
    186,251.20/279,386.02 = 53,151.06/x
  3. Step 3: Cross multiply
    186,251.20x = 279,386.02 × 53,151.06
  4. Step 4: Simplify right side
    186,251.20x = 14,849,663,112.18
  5. Step 5: Solve for x
    x = 14,849,663,112.18/186,251.20
  6. Step 6: Final answer
    x = 79,729.22

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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.