Home / 186,625.10-280,628.85-156,212.30

Finding the Fourth Proportional to 186,625.10, 280,628.85 and 156,212.30

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Solution

The fourth proportional to 186,625.10, 280,628.85 and 156,212.30 is: 234,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625.10 : 280,628.85 = 156,212.30 : x
  2. Step 2: Convert to fraction form
    186,625.10/280,628.85 = 156,212.30/x
  3. Step 3: Cross multiply
    186,625.10x = 280,628.85 × 156,212.30
  4. Step 4: Simplify right side
    186,625.10x = 43,837,678,104.86
  5. Step 5: Solve for x
    x = 43,837,678,104.86/186,625.10
  6. Step 6: Final answer
    x = 234,897.01

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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.