Home / 88,457.78-122,073.28-50,216.34

Finding the Fourth Proportional to 88,457.78, 122,073.28 and 50,216.34

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Solution

The fourth proportional to 88,457.78, 122,073.28 and 50,216.34 is: 69,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,457.78 : 122,073.28 = 50,216.34 : x
  2. Step 2: Convert to fraction form
    88,457.78/122,073.28 = 50,216.34/x
  3. Step 3: Cross multiply
    88,457.78x = 122,073.28 × 50,216.34
  4. Step 4: Simplify right side
    88,457.78x = 6,130,073,333.40
  5. Step 5: Solve for x
    x = 6,130,073,333.40/88,457.78
  6. Step 6: Final answer
    x = 69,299.43

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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.