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Finding the Fourth Proportional to 169,368.54, 233,711.74 and 97,771.62

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Solution

The fourth proportional to 169,368.54, 233,711.74 and 97,771.62 is: 134,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,368.54 : 233,711.74 = 97,771.62 : x
  2. Step 2: Convert to fraction form
    169,368.54/233,711.74 = 97,771.62/x
  3. Step 3: Cross multiply
    169,368.54x = 233,711.74 × 97,771.62
  4. Step 4: Simplify right side
    169,368.54x = 22,850,375,432.82
  5. Step 5: Solve for x
    x = 22,850,375,432.82/169,368.54
  6. Step 6: Final answer
    x = 134,915.11

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1.5x scale

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.