Home / 35,004.16-48,303.84-20,100.16

Finding the Fourth Proportional to 35,004.16, 48,303.84 and 20,100.16

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Solution

The fourth proportional to 35,004.16, 48,303.84 and 20,100.16 is: 27,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,004.16 : 48,303.84 = 20,100.16 : x
  2. Step 2: Convert to fraction form
    35,004.16/48,303.84 = 20,100.16/x
  3. Step 3: Cross multiply
    35,004.16x = 48,303.84 × 20,100.16
  4. Step 4: Simplify right side
    35,004.16x = 970,914,912.61
  5. Step 5: Solve for x
    x = 970,914,912.61/35,004.16
  6. Step 6: Final answer
    x = 27,737.13

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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.