Home / 164,646.48-227,212.11-89,194.98

Finding the Fourth Proportional to 164,646.48, 227,212.11 and 89,194.98

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Solution

The fourth proportional to 164,646.48, 227,212.11 and 89,194.98 is: 123,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,646.48 : 227,212.11 = 89,194.98 : x
  2. Step 2: Convert to fraction form
    164,646.48/227,212.11 = 89,194.98/x
  3. Step 3: Cross multiply
    164,646.48x = 227,212.11 × 89,194.98
  4. Step 4: Simplify right side
    164,646.48x = 20,266,179,607.21
  5. Step 5: Solve for x
    x = 20,266,179,607.21/164,646.48
  6. Step 6: Final answer
    x = 123,089.05

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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.