Home / 74,067.12-102,214.10-43,841.40

Finding the Fourth Proportional to 74,067.12, 102,214.10 and 43,841.40

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Solution

The fourth proportional to 74,067.12, 102,214.10 and 43,841.40 is: 60,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,067.12 : 102,214.10 = 43,841.40 : x
  2. Step 2: Convert to fraction form
    74,067.12/102,214.10 = 43,841.40/x
  3. Step 3: Cross multiply
    74,067.12x = 102,214.10 × 43,841.40
  4. Step 4: Simplify right side
    74,067.12x = 4,481,209,243.74
  5. Step 5: Solve for x
    x = 4,481,209,243.74/74,067.12
  6. Step 6: Final answer
    x = 60,502.00

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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.