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Finding the Fourth Proportional to 163,353.50, 245,047.18 and 45,024.86

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Solution

The fourth proportional to 163,353.50, 245,047.18 and 45,024.86 is: 67,541.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,353.50 : 245,047.18 = 45,024.86 : x
  2. Step 2: Convert to fraction form
    163,353.50/245,047.18 = 45,024.86/x
  3. Step 3: Cross multiply
    163,353.50x = 245,047.18 × 45,024.86
  4. Step 4: Simplify right side
    163,353.50x = 11,033,214,972.89
  5. Step 5: Solve for x
    x = 11,033,214,972.89/163,353.50
  6. Step 6: Final answer
    x = 67,541.96

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1.5x scale

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.