Home / 215,776.74-297,899.46-191,837.14

Finding the Fourth Proportional to 215,776.74, 297,899.46 and 191,837.14

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Solution

The fourth proportional to 215,776.74, 297,899.46 and 191,837.14 is: 264,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,776.74 : 297,899.46 = 191,837.14 : x
  2. Step 2: Convert to fraction form
    215,776.74/297,899.46 = 191,837.14/x
  3. Step 3: Cross multiply
    215,776.74x = 297,899.46 × 191,837.14
  4. Step 4: Simplify right side
    215,776.74x = 57,148,180,413.94
  5. Step 5: Solve for x
    x = 57,148,180,413.94/215,776.74
  6. Step 6: Final answer
    x = 264,848.66

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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.