Home / 210,006.94-289,803.18-114,515.50

Finding the Fourth Proportional to 210,006.94, 289,803.18 and 114,515.50

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Solution

The fourth proportional to 210,006.94, 289,803.18 and 114,515.50 is: 158,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,006.94 : 289,803.18 = 114,515.50 : x
  2. Step 2: Convert to fraction form
    210,006.94/289,803.18 = 114,515.50/x
  3. Step 3: Cross multiply
    210,006.94x = 289,803.18 × 114,515.50
  4. Step 4: Simplify right side
    210,006.94x = 33,186,956,059.29
  5. Step 5: Solve for x
    x = 33,186,956,059.29/210,006.94
  6. Step 6: Final answer
    x = 158,027.90

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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.