Home / 199,616.73-297,897.40-178,317.58

Finding the Fourth Proportional to 199,616.73, 297,897.40 and 178,317.58

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Solution

The fourth proportional to 199,616.73, 297,897.40 and 178,317.58 is: 266,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,616.73 : 297,897.40 = 178,317.58 : x
  2. Step 2: Convert to fraction form
    199,616.73/297,897.40 = 178,317.58/x
  3. Step 3: Cross multiply
    199,616.73x = 297,897.40 × 178,317.58
  4. Step 4: Simplify right side
    199,616.73x = 53,120,343,456.29
  5. Step 5: Solve for x
    x = 53,120,343,456.29/199,616.73
  6. Step 6: Final answer
    x = 266,111.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.