Home / 165,405.23-228,284.69-93,770.04

Finding the Fourth Proportional to 165,405.23, 228,284.69 and 93,770.04

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Solution

The fourth proportional to 165,405.23, 228,284.69 and 93,770.04 is: 129,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,405.23 : 228,284.69 = 93,770.04 : x
  2. Step 2: Convert to fraction form
    165,405.23/228,284.69 = 93,770.04/x
  3. Step 3: Cross multiply
    165,405.23x = 228,284.69 × 93,770.04
  4. Step 4: Simplify right side
    165,405.23x = 21,406,264,512.69
  5. Step 5: Solve for x
    x = 21,406,264,512.69/165,405.23
  6. Step 6: Final answer
    x = 129,417.10

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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.