Home / 266,849.02-368,267.98-153,708.22

Finding the Fourth Proportional to 266,849.02, 368,267.98 and 153,708.22

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Solution

The fourth proportional to 266,849.02, 368,267.98 and 153,708.22 is: 212,126.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,849.02 : 368,267.98 = 153,708.22 : x
  2. Step 2: Convert to fraction form
    266,849.02/368,267.98 = 153,708.22/x
  3. Step 3: Cross multiply
    266,849.02x = 368,267.98 × 153,708.22
  4. Step 4: Simplify right side
    266,849.02x = 56,605,814,383.86
  5. Step 5: Solve for x
    x = 56,605,814,383.86/266,849.02
  6. Step 6: Final answer
    x = 212,126.75

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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.