Home / 49,630.70-68,526.12-30,536.16

Finding the Fourth Proportional to 49,630.70, 68,526.12 and 30,536.16

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Solution

The fourth proportional to 49,630.70, 68,526.12 and 30,536.16 is: 42,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,630.70 : 68,526.12 = 30,536.16 : x
  2. Step 2: Convert to fraction form
    49,630.70/68,526.12 = 30,536.16/x
  3. Step 3: Cross multiply
    49,630.70x = 68,526.12 × 30,536.16
  4. Step 4: Simplify right side
    49,630.70x = 2,092,524,411.82
  5. Step 5: Solve for x
    x = 2,092,524,411.82/49,630.70
  6. Step 6: Final answer
    x = 42,161.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.