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Finding the Fourth Proportional to 163,754.70, 245,483.55 and 58,549.20

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Solution

The fourth proportional to 163,754.70, 245,483.55 and 58,549.20 is: 87,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,754.70 : 245,483.55 = 58,549.20 : x
  2. Step 2: Convert to fraction form
    163,754.70/245,483.55 = 58,549.20/x
  3. Step 3: Cross multiply
    163,754.70x = 245,483.55 × 58,549.20
  4. Step 4: Simplify right side
    163,754.70x = 14,372,865,465.66
  5. Step 5: Solve for x
    x = 14,372,865,465.66/163,754.70
  6. Step 6: Final answer
    x = 87,770.70

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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.