Home / 163,625.56-245,438.66-45,297.25

Finding the Fourth Proportional to 163,625.56, 245,438.66 and 45,297.25

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Solution

The fourth proportional to 163,625.56, 245,438.66 and 45,297.25 is: 67,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,625.56 : 245,438.66 = 45,297.25 : x
  2. Step 2: Convert to fraction form
    163,625.56/245,438.66 = 45,297.25/x
  3. Step 3: Cross multiply
    163,625.56x = 245,438.66 × 45,297.25
  4. Step 4: Simplify right side
    163,625.56x = 11,117,696,341.69
  5. Step 5: Solve for x
    x = 11,117,696,341.69/163,625.56
  6. Step 6: Final answer
    x = 67,945.96

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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.