Home / 69,944.64-96,550.56-51,230.40

Finding the Fourth Proportional to 69,944.64, 96,550.56 and 51,230.40

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Solution

The fourth proportional to 69,944.64, 96,550.56 and 51,230.40 is: 70,717.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,944.64 : 96,550.56 = 51,230.40 : x
  2. Step 2: Convert to fraction form
    69,944.64/96,550.56 = 51,230.40/x
  3. Step 3: Cross multiply
    69,944.64x = 96,550.56 × 51,230.40
  4. Step 4: Simplify right side
    69,944.64x = 4,946,323,809.02
  5. Step 5: Solve for x
    x = 4,946,323,809.02/69,944.64
  6. Step 6: Final answer
    x = 70,717.70

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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.