Home / 190,065.52-284,901.44-156,432.20

Finding the Fourth Proportional to 190,065.52, 284,901.44 and 156,432.20

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Solution

The fourth proportional to 190,065.52, 284,901.44 and 156,432.20 is: 234,486.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,065.52 : 284,901.44 = 156,432.20 : x
  2. Step 2: Convert to fraction form
    190,065.52/284,901.44 = 156,432.20/x
  3. Step 3: Cross multiply
    190,065.52x = 284,901.44 × 156,432.20
  4. Step 4: Simplify right side
    190,065.52x = 44,567,756,835.70
  5. Step 5: Solve for x
    x = 44,567,756,835.70/190,065.52
  6. Step 6: Final answer
    x = 234,486.28

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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.