Home / 134,444.25-201,666.38-40,950

Finding the Fourth Proportional to 134,444.25, 201,666.38 and 40,950

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Solution

The fourth proportional to 134,444.25, 201,666.38 and 40,950 is: 61,425

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,444.25 : 201,666.38 = 40,950 : x
  2. Step 2: Convert to fraction form
    134,444.25/201,666.38 = 40,950/x
  3. Step 3: Cross multiply
    134,444.25x = 201,666.38 × 40,950
  4. Step 4: Simplify right side
    134,444.25x = 8,258,238,056.25
  5. Step 5: Solve for x
    x = 8,258,238,056.25/134,444.25
  6. Step 6: Final answer
    x = 61,425

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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.