Home / 186,312.20-279,512.33-61,653.20

Finding the Fourth Proportional to 186,312.20, 279,512.33 and 61,653.20

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Solution

The fourth proportional to 186,312.20, 279,512.33 and 61,653.20 is: 92,494.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,312.20 : 279,512.33 = 61,653.20 : x
  2. Step 2: Convert to fraction form
    186,312.20/279,512.33 = 61,653.20/x
  3. Step 3: Cross multiply
    186,312.20x = 279,512.33 × 61,653.20
  4. Step 4: Simplify right side
    186,312.20x = 17,232,827,878.13
  5. Step 5: Solve for x
    x = 17,232,827,878.13/186,312.20
  6. Step 6: Final answer
    x = 92,494.36

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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.