Home / 40,100.04-60,141.96-13,805.88

Finding the Fourth Proportional to 40,100.04, 60,141.96 and 13,805.88

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Solution

The fourth proportional to 40,100.04, 60,141.96 and 13,805.88 is: 20,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.04 : 60,141.96 = 13,805.88 : x
  2. Step 2: Convert to fraction form
    40,100.04/60,141.96 = 13,805.88/x
  3. Step 3: Cross multiply
    40,100.04x = 60,141.96 × 13,805.88
  4. Step 4: Simplify right side
    40,100.04x = 830,312,682.72
  5. Step 5: Solve for x
    x = 830,312,682.72/40,100.04
  6. Step 6: Final answer
    x = 20,706.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.