Home / 124,193.44-186,291.78-54,070.12

Finding the Fourth Proportional to 124,193.44, 186,291.78 and 54,070.12

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Solution

The fourth proportional to 124,193.44, 186,291.78 and 54,070.12 is: 81,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,193.44 : 186,291.78 = 54,070.12 : x
  2. Step 2: Convert to fraction form
    124,193.44/186,291.78 = 54,070.12/x
  3. Step 3: Cross multiply
    124,193.44x = 186,291.78 × 54,070.12
  4. Step 4: Simplify right side
    124,193.44x = 10,072,818,899.61
  5. Step 5: Solve for x
    x = 10,072,818,899.61/124,193.44
  6. Step 6: Final answer
    x = 81,105.89

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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.