Home / 222,152.23-306,569.16-120,177.45

Finding the Fourth Proportional to 222,152.23, 306,569.16 and 120,177.45

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Solution

The fourth proportional to 222,152.23, 306,569.16 and 120,177.45 is: 165,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,152.23 : 306,569.16 = 120,177.45 : x
  2. Step 2: Convert to fraction form
    222,152.23/306,569.16 = 120,177.45/x
  3. Step 3: Cross multiply
    222,152.23x = 306,569.16 × 120,177.45
  4. Step 4: Simplify right side
    222,152.23x = 36,842,699,897.44
  5. Step 5: Solve for x
    x = 36,842,699,897.44/222,152.23
  6. Step 6: Final answer
    x = 165,844.38

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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.