Home / 163,912.68-245,869.29-45,584.10

Finding the Fourth Proportional to 163,912.68, 245,869.29 and 45,584.10

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Solution

The fourth proportional to 163,912.68, 245,869.29 and 45,584.10 is: 68,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,912.68 : 245,869.29 = 45,584.10 : x
  2. Step 2: Convert to fraction form
    163,912.68/245,869.29 = 45,584.10/x
  3. Step 3: Cross multiply
    163,912.68x = 245,869.29 × 45,584.10
  4. Step 4: Simplify right side
    163,912.68x = 11,207,730,302.29
  5. Step 5: Solve for x
    x = 11,207,730,302.29/163,912.68
  6. Step 6: Final answer
    x = 68,376.23

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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.