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Finding the Fourth Proportional to 158,009.60, 236,553.60 and 153,401.60

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Solution

The fourth proportional to 158,009.60, 236,553.60 and 153,401.60 is: 229,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,009.60 : 236,553.60 = 153,401.60 : x
  2. Step 2: Convert to fraction form
    158,009.60/236,553.60 = 153,401.60/x
  3. Step 3: Cross multiply
    158,009.60x = 236,553.60 × 153,401.60
  4. Step 4: Simplify right side
    158,009.60x = 36,287,700,725.76
  5. Step 5: Solve for x
    x = 36,287,700,725.76/158,009.60
  6. Step 6: Final answer
    x = 229,655.04

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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.