Home / 194,787.10-292,180.65-89,811.10

Finding the Fourth Proportional to 194,787.10, 292,180.65 and 89,811.10

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Solution

The fourth proportional to 194,787.10, 292,180.65 and 89,811.10 is: 134,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,787.10 : 292,180.65 = 89,811.10 : x
  2. Step 2: Convert to fraction form
    194,787.10/292,180.65 = 89,811.10/x
  3. Step 3: Cross multiply
    194,787.10x = 292,180.65 × 89,811.10
  4. Step 4: Simplify right side
    194,787.10x = 26,241,065,575.22
  5. Step 5: Solve for x
    x = 26,241,065,575.22/194,787.10
  6. Step 6: Final answer
    x = 134,716.65

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1.5x scale

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.