Home / 283,533.48-391,332.87-162,756.42

Finding the Fourth Proportional to 283,533.48, 391,332.87 and 162,756.42

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Solution

The fourth proportional to 283,533.48, 391,332.87 and 162,756.42 is: 224,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,533.48 : 391,332.87 = 162,756.42 : x
  2. Step 2: Convert to fraction form
    283,533.48/391,332.87 = 162,756.42/x
  3. Step 3: Cross multiply
    283,533.48x = 391,332.87 × 162,756.42
  4. Step 4: Simplify right side
    283,533.48x = 63,691,936,949.53
  5. Step 5: Solve for x
    x = 63,691,936,949.53/283,533.48
  6. Step 6: Final answer
    x = 224,636.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.