Home / 168,683.04-232,956.90-145,912.71

Finding the Fourth Proportional to 168,683.04, 232,956.90 and 145,912.71

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Solution

The fourth proportional to 168,683.04, 232,956.90 and 145,912.71 is: 201,510.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,683.04 : 232,956.90 = 145,912.71 : x
  2. Step 2: Convert to fraction form
    168,683.04/232,956.90 = 145,912.71/x
  3. Step 3: Cross multiply
    168,683.04x = 232,956.90 × 145,912.71
  4. Step 4: Simplify right side
    168,683.04x = 33,991,372,592.20
  5. Step 5: Solve for x
    x = 33,991,372,592.20/168,683.04
  6. Step 6: Final answer
    x = 201,510.32

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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.