Home / 145,480.03-218,213.03-50,706.39

Finding the Fourth Proportional to 145,480.03, 218,213.03 and 50,706.39

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Solution

The fourth proportional to 145,480.03, 218,213.03 and 50,706.39 is: 76,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,480.03 : 218,213.03 = 50,706.39 : x
  2. Step 2: Convert to fraction form
    145,480.03/218,213.03 = 50,706.39/x
  3. Step 3: Cross multiply
    145,480.03x = 218,213.03 × 50,706.39
  4. Step 4: Simplify right side
    145,480.03x = 11,064,793,657.66
  5. Step 5: Solve for x
    x = 11,064,793,657.66/145,480.03
  6. Step 6: Final answer
    x = 76,057.13

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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.