Home / 163,975.52-245,938.80-45,634.52

Finding the Fourth Proportional to 163,975.52, 245,938.80 and 45,634.52

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Solution

The fourth proportional to 163,975.52, 245,938.80 and 45,634.52 is: 68,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,975.52 : 245,938.80 = 45,634.52 : x
  2. Step 2: Convert to fraction form
    163,975.52/245,938.80 = 45,634.52/x
  3. Step 3: Cross multiply
    163,975.52x = 245,938.80 × 45,634.52
  4. Step 4: Simplify right side
    163,975.52x = 11,223,299,087.38
  5. Step 5: Solve for x
    x = 11,223,299,087.38/163,975.52
  6. Step 6: Final answer
    x = 68,444.97

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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.