Home / 30,148.83-41,606.73-16,719.19

Finding the Fourth Proportional to 30,148.83, 41,606.73 and 16,719.19

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Solution

The fourth proportional to 30,148.83, 41,606.73 and 16,719.19 is: 23,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,148.83 : 41,606.73 = 16,719.19 : x
  2. Step 2: Convert to fraction form
    30,148.83/41,606.73 = 16,719.19/x
  3. Step 3: Cross multiply
    30,148.83x = 41,606.73 × 16,719.19
  4. Step 4: Simplify right side
    30,148.83x = 695,630,824.15
  5. Step 5: Solve for x
    x = 695,630,824.15/30,148.83
  6. Step 6: Final answer
    x = 23,073.23

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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.