Home / 190,069.54-262,296.65-102,854.63

Finding the Fourth Proportional to 190,069.54, 262,296.65 and 102,854.63

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Solution

The fourth proportional to 190,069.54, 262,296.65 and 102,854.63 is: 141,939.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,069.54 : 262,296.65 = 102,854.63 : x
  2. Step 2: Convert to fraction form
    190,069.54/262,296.65 = 102,854.63/x
  3. Step 3: Cross multiply
    190,069.54x = 262,296.65 × 102,854.63
  4. Step 4: Simplify right side
    190,069.54x = 26,978,424,885.99
  5. Step 5: Solve for x
    x = 26,978,424,885.99/190,069.54
  6. Step 6: Final answer
    x = 141,939.76

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1.5x scale

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.