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Finding the Fourth Proportional to 163,652.94, 245,451.51 and 45,296.55

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Solution

The fourth proportional to 163,652.94, 245,451.51 and 45,296.55 is: 67,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,652.94 : 245,451.51 = 45,296.55 : x
  2. Step 2: Convert to fraction form
    163,652.94/245,451.51 = 45,296.55/x
  3. Step 3: Cross multiply
    163,652.94x = 245,451.51 × 45,296.55
  4. Step 4: Simplify right side
    163,652.94x = 11,118,106,595.29
  5. Step 5: Solve for x
    x = 11,118,106,595.29/163,652.94
  6. Step 6: Final answer
    x = 67,937.10

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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.