Home / 165,840.01-229,516.95-161,860.36

Finding the Fourth Proportional to 165,840.01, 229,516.95 and 161,860.36

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Solution

The fourth proportional to 165,840.01, 229,516.95 and 161,860.36 is: 224,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,840.01 : 229,516.95 = 161,860.36 : x
  2. Step 2: Convert to fraction form
    165,840.01/229,516.95 = 161,860.36/x
  3. Step 3: Cross multiply
    165,840.01x = 229,516.95 × 161,860.36
  4. Step 4: Simplify right side
    165,840.01x = 37,149,696,153.10
  5. Step 5: Solve for x
    x = 37,149,696,153.10/165,840.01
  6. Step 6: Final answer
    x = 224,009.25

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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.