Home / 165,862.09-228,886.18-101,309.14

Finding the Fourth Proportional to 165,862.09, 228,886.18 and 101,309.14

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Solution

The fourth proportional to 165,862.09, 228,886.18 and 101,309.14 is: 139,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,862.09 : 228,886.18 = 101,309.14 : x
  2. Step 2: Convert to fraction form
    165,862.09/228,886.18 = 101,309.14/x
  3. Step 3: Cross multiply
    165,862.09x = 228,886.18 × 101,309.14
  4. Step 4: Simplify right side
    165,862.09x = 23,188,262,053.69
  5. Step 5: Solve for x
    x = 23,188,262,053.69/165,862.09
  6. Step 6: Final answer
    x = 139,804.47

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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.