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Finding the Fourth Proportional to 169,368.16, 233,711.22 and 97,771.25

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Solution

The fourth proportional to 169,368.16, 233,711.22 and 97,771.25 is: 134,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,368.16 : 233,711.22 = 97,771.25 : x
  2. Step 2: Convert to fraction form
    169,368.16/233,711.22 = 97,771.25/x
  3. Step 3: Cross multiply
    169,368.16x = 233,711.22 × 97,771.25
  4. Step 4: Simplify right side
    169,368.16x = 22,850,238,118.43
  5. Step 5: Solve for x
    x = 22,850,238,118.43/169,368.16
  6. Step 6: Final answer
    x = 134,914.60

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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.