Home / 163,855.19-245,796.05-45,526.55

Finding the Fourth Proportional to 163,855.19, 245,796.05 and 45,526.55

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Solution

The fourth proportional to 163,855.19, 245,796.05 and 45,526.55 is: 68,293.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,855.19 : 245,796.05 = 45,526.55 : x
  2. Step 2: Convert to fraction form
    163,855.19/245,796.05 = 45,526.55/x
  3. Step 3: Cross multiply
    163,855.19x = 245,796.05 × 45,526.55
  4. Step 4: Simplify right side
    163,855.19x = 11,190,245,044.96
  5. Step 5: Solve for x
    x = 11,190,245,044.96/163,855.19
  6. Step 6: Final answer
    x = 68,293.50

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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.