Home / 164,170.90-226,591.06-103,703.08

Finding the Fourth Proportional to 164,170.90, 226,591.06 and 103,703.08

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Solution

The fourth proportional to 164,170.90, 226,591.06 and 103,703.08 is: 143,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,170.90 : 226,591.06 = 103,703.08 : x
  2. Step 2: Convert to fraction form
    164,170.90/226,591.06 = 103,703.08/x
  3. Step 3: Cross multiply
    164,170.90x = 226,591.06 × 103,703.08
  4. Step 4: Simplify right side
    164,170.90x = 23,498,190,822.46
  5. Step 5: Solve for x
    x = 23,498,190,822.46/164,170.90
  6. Step 6: Final answer
    x = 143,132.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.