Home / 210,011.94-289,810.14-114,520.50

Finding the Fourth Proportional to 210,011.94, 289,810.14 and 114,520.50

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Solution

The fourth proportional to 210,011.94, 289,810.14 and 114,520.50 is: 158,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,011.94 : 289,810.14 = 114,520.50 : x
  2. Step 2: Convert to fraction form
    210,011.94/289,810.14 = 114,520.50/x
  3. Step 3: Cross multiply
    210,011.94x = 289,810.14 × 114,520.50
  4. Step 4: Simplify right side
    210,011.94x = 33,189,202,137.87
  5. Step 5: Solve for x
    x = 33,189,202,137.87/210,011.94
  6. Step 6: Final answer
    x = 158,034.83

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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.