Home / 30,252.20-45,374.65-10,529.10

Finding the Fourth Proportional to 30,252.20, 45,374.65 and 10,529.10

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Solution

The fourth proportional to 30,252.20, 45,374.65 and 10,529.10 is: 15,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.20 : 45,374.65 = 10,529.10 : x
  2. Step 2: Convert to fraction form
    30,252.20/45,374.65 = 10,529.10/x
  3. Step 3: Cross multiply
    30,252.20x = 45,374.65 × 10,529.10
  4. Step 4: Simplify right side
    30,252.20x = 477,754,200.99
  5. Step 5: Solve for x
    x = 477,754,200.99/30,252.20
  6. Step 6: Final answer
    x = 15,792.38

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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.