Home / 168,679.04-232,951.38-145,908.72

Finding the Fourth Proportional to 168,679.04, 232,951.38 and 145,908.72

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Solution

The fourth proportional to 168,679.04, 232,951.38 and 145,908.72 is: 201,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,679.04 : 232,951.38 = 145,908.72 : x
  2. Step 2: Convert to fraction form
    168,679.04/232,951.38 = 145,908.72/x
  3. Step 3: Cross multiply
    168,679.04x = 232,951.38 × 145,908.72
  4. Step 4: Simplify right side
    168,679.04x = 33,989,637,678.03
  5. Step 5: Solve for x
    x = 33,989,637,678.03/168,679.04
  6. Step 6: Final answer
    x = 201,504.81

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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.