Home / 93,713.61-129,321.56-53,440.33

Finding the Fourth Proportional to 93,713.61, 129,321.56 and 53,440.33

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Solution

The fourth proportional to 93,713.61, 129,321.56 and 53,440.33 is: 73,745.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,713.61 : 129,321.56 = 53,440.33 : x
  2. Step 2: Convert to fraction form
    93,713.61/129,321.56 = 53,440.33/x
  3. Step 3: Cross multiply
    93,713.61x = 129,321.56 × 53,440.33
  4. Step 4: Simplify right side
    93,713.61x = 6,910,987,259.01
  5. Step 5: Solve for x
    x = 6,910,987,259.01/93,713.61
  6. Step 6: Final answer
    x = 73,745.82

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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.