Home / 193,931.06-290,804.13-67,555.76

Finding the Fourth Proportional to 193,931.06, 290,804.13 and 67,555.76

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Solution

The fourth proportional to 193,931.06, 290,804.13 and 67,555.76 is: 101,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,931.06 : 290,804.13 = 67,555.76 : x
  2. Step 2: Convert to fraction form
    193,931.06/290,804.13 = 67,555.76/x
  3. Step 3: Cross multiply
    193,931.06x = 290,804.13 × 67,555.76
  4. Step 4: Simplify right side
    193,931.06x = 19,645,494,013.29
  5. Step 5: Solve for x
    x = 19,645,494,013.29/193,931.06
  6. Step 6: Final answer
    x = 101,301.43

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1.5x scale

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.