Home / 134,434.80-201,593.76-40,918.64

Finding the Fourth Proportional to 134,434.80, 201,593.76 and 40,918.64

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Solution

The fourth proportional to 134,434.80, 201,593.76 and 40,918.64 is: 61,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,434.80 : 201,593.76 = 40,918.64 : x
  2. Step 2: Convert to fraction form
    134,434.80/201,593.76 = 40,918.64/x
  3. Step 3: Cross multiply
    134,434.80x = 201,593.76 × 40,918.64
  4. Step 4: Simplify right side
    134,434.80x = 8,248,942,491.69
  5. Step 5: Solve for x
    x = 8,248,942,491.69/134,434.80
  6. Step 6: Final answer
    x = 61,360.17

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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.