Home / 163,806.12-226,015.04-92,160.00

Finding the Fourth Proportional to 163,806.12, 226,015.04 and 92,160.00

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Solution

The fourth proportional to 163,806.12, 226,015.04 and 92,160.00 is: 127,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,806.12 : 226,015.04 = 92,160.00 : x
  2. Step 2: Convert to fraction form
    163,806.12/226,015.04 = 92,160.00/x
  3. Step 3: Cross multiply
    163,806.12x = 226,015.04 × 92,160.00
  4. Step 4: Simplify right side
    163,806.12x = 20,829,544,495.52
  5. Step 5: Solve for x
    x = 20,829,544,495.52/163,806.12
  6. Step 6: Final answer
    x = 127,159.75

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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.