Home / 222,037.01-306,392.56-125,235.53

Finding the Fourth Proportional to 222,037.01, 306,392.56 and 125,235.53

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Solution

The fourth proportional to 222,037.01, 306,392.56 and 125,235.53 is: 172,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,037.01 : 306,392.56 = 125,235.53 : x
  2. Step 2: Convert to fraction form
    222,037.01/306,392.56 = 125,235.53/x
  3. Step 3: Cross multiply
    222,037.01x = 306,392.56 × 125,235.53
  4. Step 4: Simplify right side
    222,037.01x = 38,371,234,639.66
  5. Step 5: Solve for x
    x = 38,371,234,639.66/222,037.01
  6. Step 6: Final answer
    x = 172,814.59

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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.