Home / 126,453.58-174,507.78-69,866.26

Finding the Fourth Proportional to 126,453.58, 174,507.78 and 69,866.26

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Solution

The fourth proportional to 126,453.58, 174,507.78 and 69,866.26 is: 96,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,453.58 : 174,507.78 = 69,866.26 : x
  2. Step 2: Convert to fraction form
    126,453.58/174,507.78 = 69,866.26/x
  3. Step 3: Cross multiply
    126,453.58x = 174,507.78 × 69,866.26
  4. Step 4: Simplify right side
    126,453.58x = 12,192,205,929.50
  5. Step 5: Solve for x
    x = 12,192,205,929.50/126,453.58
  6. Step 6: Final answer
    x = 96,416.46

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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.