Home / 70,480.06-97,263.87-38,649.03

Finding the Fourth Proportional to 70,480.06, 97,263.87 and 38,649.03

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Solution

The fourth proportional to 70,480.06, 97,263.87 and 38,649.03 is: 53,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,480.06 : 97,263.87 = 38,649.03 : x
  2. Step 2: Convert to fraction form
    70,480.06/97,263.87 = 38,649.03/x
  3. Step 3: Cross multiply
    70,480.06x = 97,263.87 × 38,649.03
  4. Step 4: Simplify right side
    70,480.06x = 3,759,154,229.55
  5. Step 5: Solve for x
    x = 3,759,154,229.55/70,480.06
  6. Step 6: Final answer
    x = 53,336.42

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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.