Home / 222,061.32-306,436.95-126,598.86

Finding the Fourth Proportional to 222,061.32, 306,436.95 and 126,598.86

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Solution

The fourth proportional to 222,061.32, 306,436.95 and 126,598.86 is: 174,702.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,061.32 : 306,436.95 = 126,598.86 : x
  2. Step 2: Convert to fraction form
    222,061.32/306,436.95 = 126,598.86/x
  3. Step 3: Cross multiply
    222,061.32x = 306,436.95 × 126,598.86
  4. Step 4: Simplify right side
    222,061.32x = 38,794,568,531.88
  5. Step 5: Solve for x
    x = 38,794,568,531.88/222,061.32
  6. Step 6: Final answer
    x = 174,702.05

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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.