Home / 175,539.42-242,271.54-115,284.87

Finding the Fourth Proportional to 175,539.42, 242,271.54 and 115,284.87

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Solution

The fourth proportional to 175,539.42, 242,271.54 and 115,284.87 is: 159,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,539.42 : 242,271.54 = 115,284.87 : x
  2. Step 2: Convert to fraction form
    175,539.42/242,271.54 = 115,284.87/x
  3. Step 3: Cross multiply
    175,539.42x = 242,271.54 × 115,284.87
  4. Step 4: Simplify right side
    175,539.42x = 27,930,242,993.60
  5. Step 5: Solve for x
    x = 27,930,242,993.60/175,539.42
  6. Step 6: Final answer
    x = 159,110.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.