Home / 153,519.68-230,314.57-46,918.81

Finding the Fourth Proportional to 153,519.68, 230,314.57 and 46,918.81

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Solution

The fourth proportional to 153,519.68, 230,314.57 and 46,918.81 is: 70,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,519.68 : 230,314.57 = 46,918.81 : x
  2. Step 2: Convert to fraction form
    153,519.68/230,314.57 = 46,918.81/x
  3. Step 3: Cross multiply
    153,519.68x = 230,314.57 × 46,918.81
  4. Step 4: Simplify right side
    153,519.68x = 10,806,085,012.94
  5. Step 5: Solve for x
    x = 10,806,085,012.94/153,519.68
  6. Step 6: Final answer
    x = 70,388.92

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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.