Home / 75,072.92-103,597.20-43,246.40

Finding the Fourth Proportional to 75,072.92, 103,597.20 and 43,246.40

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Solution

The fourth proportional to 75,072.92, 103,597.20 and 43,246.40 is: 59,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,072.92 : 103,597.20 = 43,246.40 : x
  2. Step 2: Convert to fraction form
    75,072.92/103,597.20 = 43,246.40/x
  3. Step 3: Cross multiply
    75,072.92x = 103,597.20 × 43,246.40
  4. Step 4: Simplify right side
    75,072.92x = 4,480,205,950.08
  5. Step 5: Solve for x
    x = 4,480,205,950.08/75,072.92
  6. Step 6: Final answer
    x = 59,678.06

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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.