Home / 164,442.36-226,930.50-88,990.68

Finding the Fourth Proportional to 164,442.36, 226,930.50 and 88,990.68

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Solution

The fourth proportional to 164,442.36, 226,930.50 and 88,990.68 is: 122,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,442.36 : 226,930.50 = 88,990.68 : x
  2. Step 2: Convert to fraction form
    164,442.36/226,930.50 = 88,990.68/x
  3. Step 3: Cross multiply
    164,442.36x = 226,930.50 × 88,990.68
  4. Step 4: Simplify right side
    164,442.36x = 20,194,699,507.74
  5. Step 5: Solve for x
    x = 20,194,699,507.74/164,442.36
  6. Step 6: Final answer
    x = 122,807.16

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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.