Home / 70,131.84-96,781.14-43,263.60

Finding the Fourth Proportional to 70,131.84, 96,781.14 and 43,263.60

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Solution

The fourth proportional to 70,131.84, 96,781.14 and 43,263.60 is: 59,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,131.84 : 96,781.14 = 43,263.60 : x
  2. Step 2: Convert to fraction form
    70,131.84/96,781.14 = 43,263.60/x
  3. Step 3: Cross multiply
    70,131.84x = 96,781.14 × 43,263.60
  4. Step 4: Simplify right side
    70,131.84x = 4,187,100,528.50
  5. Step 5: Solve for x
    x = 4,187,100,528.50/70,131.84
  6. Step 6: Final answer
    x = 59,703.27

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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.