Home / 30,150.34-41,602.49-16,719.46

Finding the Fourth Proportional to 30,150.34, 41,602.49 and 16,719.46

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Solution

The fourth proportional to 30,150.34, 41,602.49 and 16,719.46 is: 23,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,150.34 : 41,602.49 = 16,719.46 : x
  2. Step 2: Convert to fraction form
    30,150.34/41,602.49 = 16,719.46/x
  3. Step 3: Cross multiply
    30,150.34x = 41,602.49 × 16,719.46
  4. Step 4: Simplify right side
    30,150.34x = 695,571,083.86
  5. Step 5: Solve for x
    x = 695,571,083.86/30,150.34
  6. Step 6: Final answer
    x = 23,070.09

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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.