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Finding the Fourth Proportional to 169,784.04, 234,373.78 and 114,605.32

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Solution

The fourth proportional to 169,784.04, 234,373.78 and 114,605.32 is: 158,203.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,784.04 : 234,373.78 = 114,605.32 : x
  2. Step 2: Convert to fraction form
    169,784.04/234,373.78 = 114,605.32/x
  3. Step 3: Cross multiply
    169,784.04x = 234,373.78 × 114,605.32
  4. Step 4: Simplify right side
    169,784.04x = 26,860,482,056.51
  5. Step 5: Solve for x
    x = 26,860,482,056.51/169,784.04
  6. Step 6: Final answer
    x = 158,203.81

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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.