Home / 70,845.13-97,766.94-39,014.25

Finding the Fourth Proportional to 70,845.13, 97,766.94 and 39,014.25

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Solution

The fourth proportional to 70,845.13, 97,766.94 and 39,014.25 is: 53,840.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,845.13 : 97,766.94 = 39,014.25 : x
  2. Step 2: Convert to fraction form
    70,845.13/97,766.94 = 39,014.25/x
  3. Step 3: Cross multiply
    70,845.13x = 97,766.94 × 39,014.25
  4. Step 4: Simplify right side
    70,845.13x = 3,814,303,643.82
  5. Step 5: Solve for x
    x = 3,814,303,643.82/70,845.13
  6. Step 6: Final answer
    x = 53,840.03

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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.