Home / 30,323.70-45,477.45-10,600.20

Finding the Fourth Proportional to 30,323.70, 45,477.45 and 10,600.20

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Solution

The fourth proportional to 30,323.70, 45,477.45 and 10,600.20 is: 15,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,323.70 : 45,477.45 = 10,600.20 : x
  2. Step 2: Convert to fraction form
    30,323.70/45,477.45 = 10,600.20/x
  3. Step 3: Cross multiply
    30,323.70x = 45,477.45 × 10,600.20
  4. Step 4: Simplify right side
    30,323.70x = 482,070,065.49
  5. Step 5: Solve for x
    x = 482,070,065.49/30,323.70
  6. Step 6: Final answer
    x = 15,897.47

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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.