Home / 306,294.12-459,572.67-106,505.55

Finding the Fourth Proportional to 306,294.12, 459,572.67 and 106,505.55

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Solution

The fourth proportional to 306,294.12, 459,572.67 and 106,505.55 is: 159,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,294.12 : 459,572.67 = 106,505.55 : x
  2. Step 2: Convert to fraction form
    306,294.12/459,572.67 = 106,505.55/x
  3. Step 3: Cross multiply
    306,294.12x = 459,572.67 × 106,505.55
  4. Step 4: Simplify right side
    306,294.12x = 48,947,039,983.32
  5. Step 5: Solve for x
    x = 48,947,039,983.32/306,294.12
  6. Step 6: Final answer
    x = 159,804.05

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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.