Home / 251,145.48-376,237.02-242,703.66

Finding the Fourth Proportional to 251,145.48, 376,237.02 and 242,703.66

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Solution

The fourth proportional to 251,145.48, 376,237.02 and 242,703.66 is: 363,590.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,145.48 : 376,237.02 = 242,703.66 : x
  2. Step 2: Convert to fraction form
    251,145.48/376,237.02 = 242,703.66/x
  3. Step 3: Cross multiply
    251,145.48x = 376,237.02 × 242,703.66
  4. Step 4: Simplify right side
    251,145.48x = 91,314,101,781.49
  5. Step 5: Solve for x
    x = 91,314,101,781.49/251,145.48
  6. Step 6: Final answer
    x = 363,590.46

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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.