Home / 123,623.04-185,386.03-43,643.93

Finding the Fourth Proportional to 123,623.04, 185,386.03 and 43,643.93

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Solution

The fourth proportional to 123,623.04, 185,386.03 and 43,643.93 is: 65,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,623.04 : 185,386.03 = 43,643.93 : x
  2. Step 2: Convert to fraction form
    123,623.04/185,386.03 = 43,643.93/x
  3. Step 3: Cross multiply
    123,623.04x = 185,386.03 × 43,643.93
  4. Step 4: Simplify right side
    123,623.04x = 8,090,975,772.33
  5. Step 5: Solve for x
    x = 8,090,975,772.33/123,623.04
  6. Step 6: Final answer
    x = 65,448.77

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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.