Home / 92,960.02-128,286.21-50,518.59

Finding the Fourth Proportional to 92,960.02, 128,286.21 and 50,518.59

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Solution

The fourth proportional to 92,960.02, 128,286.21 and 50,518.59 is: 69,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,960.02 : 128,286.21 = 50,518.59 : x
  2. Step 2: Convert to fraction form
    92,960.02/128,286.21 = 50,518.59/x
  3. Step 3: Cross multiply
    92,960.02x = 128,286.21 × 50,518.59
  4. Step 4: Simplify right side
    92,960.02x = 6,480,838,445.64
  5. Step 5: Solve for x
    x = 6,480,838,445.64/92,960.02
  6. Step 6: Final answer
    x = 69,716.41

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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.