Home / 38,186.49-52,699.02-25,419.12

Finding the Fourth Proportional to 38,186.49, 52,699.02 and 25,419.12

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Solution

The fourth proportional to 38,186.49, 52,699.02 and 25,419.12 is: 35,079.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.49 : 52,699.02 = 25,419.12 : x
  2. Step 2: Convert to fraction form
    38,186.49/52,699.02 = 25,419.12/x
  3. Step 3: Cross multiply
    38,186.49x = 52,699.02 × 25,419.12
  4. Step 4: Simplify right side
    38,186.49x = 1,339,562,713.26
  5. Step 5: Solve for x
    x = 1,339,562,713.26/38,186.49
  6. Step 6: Final answer
    x = 35,079.49

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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.