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Finding the Fourth Proportional to 153,801.45, 230,804.67 and 59,109.81

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Solution

The fourth proportional to 153,801.45, 230,804.67 and 59,109.81 is: 88,704.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,801.45 : 230,804.67 = 59,109.81 : x
  2. Step 2: Convert to fraction form
    153,801.45/230,804.67 = 59,109.81/x
  3. Step 3: Cross multiply
    153,801.45x = 230,804.67 × 59,109.81
  4. Step 4: Simplify right side
    153,801.45x = 13,642,820,190.81
  5. Step 5: Solve for x
    x = 13,642,820,190.81/153,801.45
  6. Step 6: Final answer
    x = 88,704.11

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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.