Home / 163,669.15-245,546.43-51,352.93

Finding the Fourth Proportional to 163,669.15, 245,546.43 and 51,352.93

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Solution

The fourth proportional to 163,669.15, 245,546.43 and 51,352.93 is: 77,042.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,669.15 : 245,546.43 = 51,352.93 : x
  2. Step 2: Convert to fraction form
    163,669.15/245,546.43 = 51,352.93/x
  3. Step 3: Cross multiply
    163,669.15x = 245,546.43 × 51,352.93
  4. Step 4: Simplify right side
    163,669.15x = 12,609,528,631.54
  5. Step 5: Solve for x
    x = 12,609,528,631.54/163,669.15
  6. Step 6: Final answer
    x = 77,042.79

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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.