Home / 30,232.18-45,348.21-8,045.56

Finding the Fourth Proportional to 30,232.18, 45,348.21 and 8,045.56

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Solution

The fourth proportional to 30,232.18, 45,348.21 and 8,045.56 is: 12,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.18 : 45,348.21 = 8,045.56 : x
  2. Step 2: Convert to fraction form
    30,232.18/45,348.21 = 8,045.56/x
  3. Step 3: Cross multiply
    30,232.18x = 45,348.21 × 8,045.56
  4. Step 4: Simplify right side
    30,232.18x = 364,851,744.45
  5. Step 5: Solve for x
    x = 364,851,744.45/30,232.18
  6. Step 6: Final answer
    x = 12,068.32

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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.