Home / 30,454.04-45,671.34-9,672.68

Finding the Fourth Proportional to 30,454.04, 45,671.34 and 9,672.68

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Solution

The fourth proportional to 30,454.04, 45,671.34 and 9,672.68 is: 14,505.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,454.04 : 45,671.34 = 9,672.68 : x
  2. Step 2: Convert to fraction form
    30,454.04/45,671.34 = 9,672.68/x
  3. Step 3: Cross multiply
    30,454.04x = 45,671.34 × 9,672.68
  4. Step 4: Simplify right side
    30,454.04x = 441,764,256.99
  5. Step 5: Solve for x
    x = 441,764,256.99/30,454.04
  6. Step 6: Final answer
    x = 14,505.93

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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.