Home / 370,186.93-555,314.29-103,945.65

Finding the Fourth Proportional to 370,186.93, 555,314.29 and 103,945.65

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Solution

The fourth proportional to 370,186.93, 555,314.29 and 103,945.65 is: 155,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,186.93 : 555,314.29 = 103,945.65 : x
  2. Step 2: Convert to fraction form
    370,186.93/555,314.29 = 103,945.65/x
  3. Step 3: Cross multiply
    370,186.93x = 555,314.29 × 103,945.65
  4. Step 4: Simplify right side
    370,186.93x = 57,722,504,828.34
  5. Step 5: Solve for x
    x = 57,722,504,828.34/370,186.93
  6. Step 6: Final answer
    x = 155,927.99

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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.