Home / 165,329.23-228,156.16-89,877.73

Finding the Fourth Proportional to 165,329.23, 228,156.16 and 89,877.73

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Solution

The fourth proportional to 165,329.23, 228,156.16 and 89,877.73 is: 124,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,329.23 : 228,156.16 = 89,877.73 : x
  2. Step 2: Convert to fraction form
    165,329.23/228,156.16 = 89,877.73/x
  3. Step 3: Cross multiply
    165,329.23x = 228,156.16 × 89,877.73
  4. Step 4: Simplify right side
    165,329.23x = 20,506,156,526.68
  5. Step 5: Solve for x
    x = 20,506,156,526.68/165,329.23
  6. Step 6: Final answer
    x = 124,032.25

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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.