Home / 186,652.32-279,801.04-118,994.40

Finding the Fourth Proportional to 186,652.32, 279,801.04 and 118,994.40

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Solution

The fourth proportional to 186,652.32, 279,801.04 and 118,994.40 is: 178,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,652.32 : 279,801.04 = 118,994.40 : x
  2. Step 2: Convert to fraction form
    186,652.32/279,801.04 = 118,994.40/x
  3. Step 3: Cross multiply
    186,652.32x = 279,801.04 × 118,994.40
  4. Step 4: Simplify right side
    186,652.32x = 33,294,756,874.18
  5. Step 5: Solve for x
    x = 33,294,756,874.18/186,652.32
  6. Step 6: Final answer
    x = 178,378.48

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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.