Home / 165,415.60-228,315.18-93,838.60

Finding the Fourth Proportional to 165,415.60, 228,315.18 and 93,838.60

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Solution

The fourth proportional to 165,415.60, 228,315.18 and 93,838.60 is: 129,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,415.60 : 228,315.18 = 93,838.60 : x
  2. Step 2: Convert to fraction form
    165,415.60/228,315.18 = 93,838.60/x
  3. Step 3: Cross multiply
    165,415.60x = 228,315.18 × 93,838.60
  4. Step 4: Simplify right side
    165,415.60x = 21,424,776,849.95
  5. Step 5: Solve for x
    x = 21,424,776,849.95/165,415.60
  6. Step 6: Final answer
    x = 129,520.90

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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.