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Finding the Fourth Proportional to 163,598.46, 245,403.17 and 45,259.89

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Solution

The fourth proportional to 163,598.46, 245,403.17 and 45,259.89 is: 67,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,598.46 : 245,403.17 = 45,259.89 : x
  2. Step 2: Convert to fraction form
    163,598.46/245,403.17 = 45,259.89/x
  3. Step 3: Cross multiply
    163,598.46x = 245,403.17 × 45,259.89
  4. Step 4: Simplify right side
    163,598.46x = 11,106,920,253.55
  5. Step 5: Solve for x
    x = 11,106,920,253.55/163,598.46
  6. Step 6: Final answer
    x = 67,891.35

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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.