Home / 369,977.76-555,004.08-103,739.04

Finding the Fourth Proportional to 369,977.76, 555,004.08 and 103,739.04

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Solution

The fourth proportional to 369,977.76, 555,004.08 and 103,739.04 is: 155,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,977.76 : 555,004.08 = 103,739.04 : x
  2. Step 2: Convert to fraction form
    369,977.76/555,004.08 = 103,739.04/x
  3. Step 3: Cross multiply
    369,977.76x = 555,004.08 × 103,739.04
  4. Step 4: Simplify right side
    369,977.76x = 57,575,590,455.28
  5. Step 5: Solve for x
    x = 57,575,590,455.28/369,977.76
  6. Step 6: Final answer
    x = 155,619.06

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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.