Home / 147,864.80-204,053.20-84,202.62

Finding the Fourth Proportional to 147,864.80, 204,053.20 and 84,202.62

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Solution

The fourth proportional to 147,864.80, 204,053.20 and 84,202.62 is: 116,199.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,864.80 : 204,053.20 = 84,202.62 : x
  2. Step 2: Convert to fraction form
    147,864.80/204,053.20 = 84,202.62/x
  3. Step 3: Cross multiply
    147,864.80x = 204,053.20 × 84,202.62
  4. Step 4: Simplify right side
    147,864.80x = 17,181,814,059.38
  5. Step 5: Solve for x
    x = 17,181,814,059.38/147,864.80
  6. Step 6: Final answer
    x = 116,199.49

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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.