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Finding the Fourth Proportional to 153,637, 230,455.50 and 36,901

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Solution

The fourth proportional to 153,637, 230,455.50 and 36,901 is: 55,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,637 : 230,455.50 = 36,901 : x
  2. Step 2: Convert to fraction form
    153,637/230,455.50 = 36,901/x
  3. Step 3: Cross multiply
    153,637x = 230,455.50 × 36,901
  4. Step 4: Simplify right side
    153,637x = 8,504,038,405.50
  5. Step 5: Solve for x
    x = 8,504,038,405.50/153,637
  6. Step 6: Final answer
    x = 55,351.50

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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.