Home / 266,820.76-368,221.42-152,097.36

Finding the Fourth Proportional to 266,820.76, 368,221.42 and 152,097.36

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Solution

The fourth proportional to 266,820.76, 368,221.42 and 152,097.36 is: 209,899.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,820.76 : 368,221.42 = 152,097.36 : x
  2. Step 2: Convert to fraction form
    266,820.76/368,221.42 = 152,097.36/x
  3. Step 3: Cross multiply
    266,820.76x = 368,221.42 × 152,097.36
  4. Step 4: Simplify right side
    266,820.76x = 56,005,505,877.45
  5. Step 5: Solve for x
    x = 56,005,505,877.45/266,820.76
  6. Step 6: Final answer
    x = 209,899.36

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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.