Home / 92,825.16-128,098.86-50,383.70

Finding the Fourth Proportional to 92,825.16, 128,098.86 and 50,383.70

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Solution

The fourth proportional to 92,825.16, 128,098.86 and 50,383.70 is: 69,529.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.16 : 128,098.86 = 50,383.70 : x
  2. Step 2: Convert to fraction form
    92,825.16/128,098.86 = 50,383.70/x
  3. Step 3: Cross multiply
    92,825.16x = 128,098.86 × 50,383.70
  4. Step 4: Simplify right side
    92,825.16x = 6,454,094,532.58
  5. Step 5: Solve for x
    x = 6,454,094,532.58/92,825.16
  6. Step 6: Final answer
    x = 69,529.58

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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.