Home / 186,210.48-279,359.40-61,551.36

Finding the Fourth Proportional to 186,210.48, 279,359.40 and 61,551.36

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Solution

The fourth proportional to 186,210.48, 279,359.40 and 61,551.36 is: 92,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,210.48 : 279,359.40 = 61,551.36 : x
  2. Step 2: Convert to fraction form
    186,210.48/279,359.40 = 61,551.36/x
  3. Step 3: Cross multiply
    186,210.48x = 279,359.40 × 61,551.36
  4. Step 4: Simplify right side
    186,210.48x = 17,194,950,998.78
  5. Step 5: Solve for x
    x = 17,194,950,998.78/186,210.48
  6. Step 6: Final answer
    x = 92,341.48

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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.