Home / 153,018.04-228,822.42-145,553.08

Finding the Fourth Proportional to 153,018.04, 228,822.42 and 145,553.08

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Solution

The fourth proportional to 153,018.04, 228,822.42 and 145,553.08 is: 217,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,018.04 : 228,822.42 = 145,553.08 : x
  2. Step 2: Convert to fraction form
    153,018.04/228,822.42 = 145,553.08/x
  3. Step 3: Cross multiply
    153,018.04x = 228,822.42 × 145,553.08
  4. Step 4: Simplify right side
    153,018.04x = 33,305,808,004.05
  5. Step 5: Solve for x
    x = 33,305,808,004.05/153,018.04
  6. Step 6: Final answer
    x = 217,659.36

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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.