Home / 126,533.77-174,609.75-69,941.50

Finding the Fourth Proportional to 126,533.77, 174,609.75 and 69,941.50

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Solution

The fourth proportional to 126,533.77, 174,609.75 and 69,941.50 is: 96,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,533.77 : 174,609.75 = 69,941.50 : x
  2. Step 2: Convert to fraction form
    126,533.77/174,609.75 = 69,941.50/x
  3. Step 3: Cross multiply
    126,533.77x = 174,609.75 × 69,941.50
  4. Step 4: Simplify right side
    126,533.77x = 12,212,467,829.63
  5. Step 5: Solve for x
    x = 12,212,467,829.63/126,533.77
  6. Step 6: Final answer
    x = 96,515.48

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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.