Home / 247,935.81-342,153.68-134,758.83

Finding the Fourth Proportional to 247,935.81, 342,153.68 and 134,758.83

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Solution

The fourth proportional to 247,935.81, 342,153.68 and 134,758.83 is: 185,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,935.81 : 342,153.68 = 134,758.83 : x
  2. Step 2: Convert to fraction form
    247,935.81/342,153.68 = 134,758.83/x
  3. Step 3: Cross multiply
    247,935.81x = 342,153.68 × 134,758.83
  4. Step 4: Simplify right side
    247,935.81x = 46,108,228,923.20
  5. Step 5: Solve for x
    x = 46,108,228,923.20/247,935.81
  6. Step 6: Final answer
    x = 185,968.41

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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.