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Finding the Fourth Proportional to 163,589.60, 245,384.40 and 97,234.40

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Solution

The fourth proportional to 163,589.60, 245,384.40 and 97,234.40 is: 145,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,589.60 : 245,384.40 = 97,234.40 : x
  2. Step 2: Convert to fraction form
    163,589.60/245,384.40 = 97,234.40/x
  3. Step 3: Cross multiply
    163,589.60x = 245,384.40 × 97,234.40
  4. Step 4: Simplify right side
    163,589.60x = 23,859,804,903.36
  5. Step 5: Solve for x
    x = 23,859,804,903.36/163,589.60
  6. Step 6: Final answer
    x = 145,851.60

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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.