Home / 331,282.02-497,005.65-153,914.70

Finding the Fourth Proportional to 331,282.02, 497,005.65 and 153,914.70

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Solution

The fourth proportional to 331,282.02, 497,005.65 and 153,914.70 is: 230,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,282.02 : 497,005.65 = 153,914.70 : x
  2. Step 2: Convert to fraction form
    331,282.02/497,005.65 = 153,914.70/x
  3. Step 3: Cross multiply
    331,282.02x = 497,005.65 × 153,914.70
  4. Step 4: Simplify right side
    331,282.02x = 76,496,475,518.06
  5. Step 5: Solve for x
    x = 76,496,475,518.06/331,282.02
  6. Step 6: Final answer
    x = 230,910.44

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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.