Home / 186,116.40-279,038.51-59,684.68

Finding the Fourth Proportional to 186,116.40, 279,038.51 and 59,684.68

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Solution

The fourth proportional to 186,116.40, 279,038.51 and 59,684.68 is: 89,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,116.40 : 279,038.51 = 59,684.68 : x
  2. Step 2: Convert to fraction form
    186,116.40/279,038.51 = 59,684.68/x
  3. Step 3: Cross multiply
    186,116.40x = 279,038.51 × 59,684.68
  4. Step 4: Simplify right side
    186,116.40x = 16,654,322,781.83
  5. Step 5: Solve for x
    x = 16,654,322,781.83/186,116.40
  6. Step 6: Final answer
    x = 89,483.37

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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.