Home / 163,795.85-245,752.88-57,195.51

Finding the Fourth Proportional to 163,795.85, 245,752.88 and 57,195.51

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Solution

The fourth proportional to 163,795.85, 245,752.88 and 57,195.51 is: 85,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,795.85 : 245,752.88 = 57,195.51 : x
  2. Step 2: Convert to fraction form
    163,795.85/245,752.88 = 57,195.51/x
  3. Step 3: Cross multiply
    163,795.85x = 245,752.88 × 57,195.51
  4. Step 4: Simplify right side
    163,795.85x = 14,055,961,305.57
  5. Step 5: Solve for x
    x = 14,055,961,305.57/163,795.85
  6. Step 6: Final answer
    x = 85,813.90

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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.