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Finding the Fourth Proportional to 163,854.93, 245,795.74 and 45,526.28

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Solution

The fourth proportional to 163,854.93, 245,795.74 and 45,526.28 is: 68,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,854.93 : 245,795.74 = 45,526.28 : x
  2. Step 2: Convert to fraction form
    163,854.93/245,795.74 = 45,526.28/x
  3. Step 3: Cross multiply
    163,854.93x = 245,795.74 × 45,526.28
  4. Step 4: Simplify right side
    163,854.93x = 11,190,165,682.05
  5. Step 5: Solve for x
    x = 11,190,165,682.05/163,854.93
  6. Step 6: Final answer
    x = 68,293.13

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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.