Home / 164,114.51-226,445.96-100,407.17

Finding the Fourth Proportional to 164,114.51, 226,445.96 and 100,407.17

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Solution

The fourth proportional to 164,114.51, 226,445.96 and 100,407.17 is: 138,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,114.51 : 226,445.96 = 100,407.17 : x
  2. Step 2: Convert to fraction form
    164,114.51/226,445.96 = 100,407.17/x
  3. Step 3: Cross multiply
    164,114.51x = 226,445.96 × 100,407.17
  4. Step 4: Simplify right side
    164,114.51x = 22,736,797,499.50
  5. Step 5: Solve for x
    x = 22,736,797,499.50/164,114.51
  6. Step 6: Final answer
    x = 138,542.27

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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.