Home / 92,901.71-128,205.03-50,460.26

Finding the Fourth Proportional to 92,901.71, 128,205.03 and 50,460.26

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Solution

The fourth proportional to 92,901.71, 128,205.03 and 50,460.26 is: 69,635.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,901.71 : 128,205.03 = 50,460.26 : x
  2. Step 2: Convert to fraction form
    92,901.71/128,205.03 = 50,460.26/x
  3. Step 3: Cross multiply
    92,901.71x = 128,205.03 × 50,460.26
  4. Step 4: Simplify right side
    92,901.71x = 6,469,259,147.11
  5. Step 5: Solve for x
    x = 6,469,259,147.11/92,901.71
  6. Step 6: Final answer
    x = 69,635.52

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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.