Home / 113,519.09-170,276.81-38,691.34

Finding the Fourth Proportional to 113,519.09, 170,276.81 and 38,691.34

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Solution

The fourth proportional to 113,519.09, 170,276.81 and 38,691.34 is: 58,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,519.09 : 170,276.81 = 38,691.34 : x
  2. Step 2: Convert to fraction form
    113,519.09/170,276.81 = 38,691.34/x
  3. Step 3: Cross multiply
    113,519.09x = 170,276.81 × 38,691.34
  4. Step 4: Simplify right side
    113,519.09x = 6,588,237,330.68
  5. Step 5: Solve for x
    x = 6,588,237,330.68/113,519.09
  6. Step 6: Final answer
    x = 58,036.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.