Home / 30,154.63-41,612.73-16,725.59

Finding the Fourth Proportional to 30,154.63, 41,612.73 and 16,725.59

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Solution

The fourth proportional to 30,154.63, 41,612.73 and 16,725.59 is: 23,080.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.63 : 41,612.73 = 16,725.59 : x
  2. Step 2: Convert to fraction form
    30,154.63/41,612.73 = 16,725.59/x
  3. Step 3: Cross multiply
    30,154.63x = 41,612.73 × 16,725.59
  4. Step 4: Simplify right side
    30,154.63x = 695,997,460.76
  5. Step 5: Solve for x
    x = 695,997,460.76/30,154.63
  6. Step 6: Final answer
    x = 23,080.95

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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.