Home / 194,786.10-292,179.15-89,810.10

Finding the Fourth Proportional to 194,786.10, 292,179.15 and 89,810.10

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Solution

The fourth proportional to 194,786.10, 292,179.15 and 89,810.10 is: 134,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,786.10 : 292,179.15 = 89,810.10 : x
  2. Step 2: Convert to fraction form
    194,786.10/292,179.15 = 89,810.10/x
  3. Step 3: Cross multiply
    194,786.10x = 292,179.15 × 89,810.10
  4. Step 4: Simplify right side
    194,786.10x = 26,240,638,679.42
  5. Step 5: Solve for x
    x = 26,240,638,679.42/194,786.10
  6. Step 6: Final answer
    x = 134,715.15

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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.