Home / 210,006.96-289,803.16-114,515.52

Finding the Fourth Proportional to 210,006.96, 289,803.16 and 114,515.52

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Solution

The fourth proportional to 210,006.96, 289,803.16 and 114,515.52 is: 158,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,006.96 : 289,803.16 = 114,515.52 : x
  2. Step 2: Convert to fraction form
    210,006.96/289,803.16 = 114,515.52/x
  3. Step 3: Cross multiply
    210,006.96x = 289,803.16 × 114,515.52
  4. Step 4: Simplify right side
    210,006.96x = 33,186,959,565.04
  5. Step 5: Solve for x
    x = 33,186,959,565.04/210,006.96
  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.