Home / 210,108.28-289,953.54-114,618.52

Finding the Fourth Proportional to 210,108.28, 289,953.54 and 114,618.52

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Solution

The fourth proportional to 210,108.28, 289,953.54 and 114,618.52 is: 158,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,108.28 : 289,953.54 = 114,618.52 : x
  2. Step 2: Convert to fraction form
    210,108.28/289,953.54 = 114,618.52/x
  3. Step 3: Cross multiply
    210,108.28x = 289,953.54 × 114,618.52
  4. Step 4: Simplify right side
    210,108.28x = 33,234,045,623.56
  5. Step 5: Solve for x
    x = 33,234,045,623.56/210,108.28
  6. Step 6: Final answer
    x = 158,175.80

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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.