Home / 92,960.17-128,285.85-50,518.70

Finding the Fourth Proportional to 92,960.17, 128,285.85 and 50,518.70

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Solution

The fourth proportional to 92,960.17, 128,285.85 and 50,518.70 is: 69,716.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,960.17 : 128,285.85 = 50,518.70 : x
  2. Step 2: Convert to fraction form
    92,960.17/128,285.85 = 50,518.70/x
  3. Step 3: Cross multiply
    92,960.17x = 128,285.85 × 50,518.70
  4. Step 4: Simplify right side
    92,960.17x = 6,480,834,370.40
  5. Step 5: Solve for x
    x = 6,480,834,370.40/92,960.17
  6. Step 6: Final answer
    x = 69,716.25

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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.