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Finding the Fourth Proportional to 178,038, 245,693.04 and 97,466.16

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Solution

The fourth proportional to 178,038, 245,693.04 and 97,466.16 is: 134,503.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,038 : 245,693.04 = 97,466.16 : x
  2. Step 2: Convert to fraction form
    178,038/245,693.04 = 97,466.16/x
  3. Step 3: Cross multiply
    178,038x = 245,693.04 × 97,466.16
  4. Step 4: Simplify right side
    178,038x = 23,946,757,147.53
  5. Step 5: Solve for x
    x = 23,946,757,147.53/178,038
  6. Step 6: Final answer
    x = 134,503.63

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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.