Home / 215,349.49-323,037.33-65,600.74

Finding the Fourth Proportional to 215,349.49, 323,037.33 and 65,600.74

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Solution

The fourth proportional to 215,349.49, 323,037.33 and 65,600.74 is: 98,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,349.49 : 323,037.33 = 65,600.74 : x
  2. Step 2: Convert to fraction form
    215,349.49/323,037.33 = 65,600.74/x
  3. Step 3: Cross multiply
    215,349.49x = 323,037.33 × 65,600.74
  4. Step 4: Simplify right side
    215,349.49x = 21,191,487,895.62
  5. Step 5: Solve for x
    x = 21,191,487,895.62/215,349.49
  6. Step 6: Final answer
    x = 98,405.10

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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.