Home / 70,338.36-97,037.64-51,442.68

Finding the Fourth Proportional to 70,338.36, 97,037.64 and 51,442.68

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Solution

The fourth proportional to 70,338.36, 97,037.64 and 51,442.68 is: 70,969.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,338.36 : 97,037.64 = 51,442.68 : x
  2. Step 2: Convert to fraction form
    70,338.36/97,037.64 = 51,442.68/x
  3. Step 3: Cross multiply
    70,338.36x = 97,037.64 × 51,442.68
  4. Step 4: Simplify right side
    70,338.36x = 4,991,876,262.48
  5. Step 5: Solve for x
    x = 4,991,876,262.48/70,338.36
  6. Step 6: Final answer
    x = 70,969.47

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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.