Home / 70,212.16-105,318.24-23,465.04

Finding the Fourth Proportional to 70,212.16, 105,318.24 and 23,465.04

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Solution

The fourth proportional to 70,212.16, 105,318.24 and 23,465.04 is: 35,197.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,212.16 : 105,318.24 = 23,465.04 : x
  2. Step 2: Convert to fraction form
    70,212.16/105,318.24 = 23,465.04/x
  3. Step 3: Cross multiply
    70,212.16x = 105,318.24 × 23,465.04
  4. Step 4: Simplify right side
    70,212.16x = 2,471,296,714.33
  5. Step 5: Solve for x
    x = 2,471,296,714.33/70,212.16
  6. Step 6: Final answer
    x = 35,197.56

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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.