Home / 370,629.75-555,985.49-117,851.11

Finding the Fourth Proportional to 370,629.75, 555,985.49 and 117,851.11

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Solution

The fourth proportional to 370,629.75, 555,985.49 and 117,851.11 is: 176,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,629.75 : 555,985.49 = 117,851.11 : x
  2. Step 2: Convert to fraction form
    370,629.75/555,985.49 = 117,851.11/x
  3. Step 3: Cross multiply
    370,629.75x = 555,985.49 × 117,851.11
  4. Step 4: Simplify right side
    370,629.75x = 65,523,507,140.39
  5. Step 5: Solve for x
    x = 65,523,507,140.39/370,629.75
  6. Step 6: Final answer
    x = 176,789.66

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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.