Home / 30,130.08-41,579.04-16,701.36

Finding the Fourth Proportional to 30,130.08, 41,579.04 and 16,701.36

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Solution

The fourth proportional to 30,130.08, 41,579.04 and 16,701.36 is: 23,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,130.08 : 41,579.04 = 16,701.36 : x
  2. Step 2: Convert to fraction form
    30,130.08/41,579.04 = 16,701.36/x
  3. Step 3: Cross multiply
    30,130.08x = 41,579.04 × 16,701.36
  4. Step 4: Simplify right side
    30,130.08x = 694,426,515.49
  5. Step 5: Solve for x
    x = 694,426,515.49/30,130.08
  6. Step 6: Final answer
    x = 23,047.62

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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.