Home / 210,126.08-289,968.24-114,632.75

Finding the Fourth Proportional to 210,126.08, 289,968.24 and 114,632.75

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Solution

The fourth proportional to 210,126.08, 289,968.24 and 114,632.75 is: 158,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,126.08 : 289,968.24 = 114,632.75 : x
  2. Step 2: Convert to fraction form
    210,126.08/289,968.24 = 114,632.75/x
  3. Step 3: Cross multiply
    210,126.08x = 289,968.24 × 114,632.75
  4. Step 4: Simplify right side
    210,126.08x = 33,239,854,740.86
  5. Step 5: Solve for x
    x = 33,239,854,740.86/210,126.08
  6. Step 6: Final answer
    x = 158,190.05

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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.