Home / 306,034.90-459,117.15-92,785.30

Finding the Fourth Proportional to 306,034.90, 459,117.15 and 92,785.30

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Solution

The fourth proportional to 306,034.90, 459,117.15 and 92,785.30 is: 139,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,034.90 : 459,117.15 = 92,785.30 : x
  2. Step 2: Convert to fraction form
    306,034.90/459,117.15 = 92,785.30/x
  3. Step 3: Cross multiply
    306,034.90x = 459,117.15 × 92,785.30
  4. Step 4: Simplify right side
    306,034.90x = 42,599,322,497.90
  5. Step 5: Solve for x
    x = 42,599,322,497.90/306,034.90
  6. Step 6: Final answer
    x = 139,197.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.