Home / 38,742.50-53,403.99-25,307.03

Finding the Fourth Proportional to 38,742.50, 53,403.99 and 25,307.03

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Solution

The fourth proportional to 38,742.50, 53,403.99 and 25,307.03 is: 34,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,742.50 : 53,403.99 = 25,307.03 : x
  2. Step 2: Convert to fraction form
    38,742.50/53,403.99 = 25,307.03/x
  3. Step 3: Cross multiply
    38,742.50x = 53,403.99 × 25,307.03
  4. Step 4: Simplify right side
    38,742.50x = 1,351,496,377.05
  5. Step 5: Solve for x
    x = 1,351,496,377.05/38,742.50
  6. Step 6: Final answer
    x = 34,884.08

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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.