Home / 70,746.44-97,629.57-38,914.65

Finding the Fourth Proportional to 70,746.44, 97,629.57 and 38,914.65

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Solution

The fourth proportional to 70,746.44, 97,629.57 and 38,914.65 is: 53,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,746.44 : 97,629.57 = 38,914.65 : x
  2. Step 2: Convert to fraction form
    70,746.44/97,629.57 = 38,914.65/x
  3. Step 3: Cross multiply
    70,746.44x = 97,629.57 × 38,914.65
  4. Step 4: Simplify right side
    70,746.44x = 3,799,220,546.20
  5. Step 5: Solve for x
    x = 3,799,220,546.20/70,746.44
  6. Step 6: Final answer
    x = 53,701.94

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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.