Home / 210,120.23-289,966.60-114,628.93

Finding the Fourth Proportional to 210,120.23, 289,966.60 and 114,628.93

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Solution

The fourth proportional to 210,120.23, 289,966.60 and 114,628.93 is: 158,188.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,120.23 : 289,966.60 = 114,628.93 : x
  2. Step 2: Convert to fraction form
    210,120.23/289,966.60 = 114,628.93/x
  3. Step 3: Cross multiply
    210,120.23x = 289,966.60 × 114,628.93
  4. Step 4: Simplify right side
    210,120.23x = 33,238,560,512.11
  5. Step 5: Solve for x
    x = 33,238,560,512.11/210,120.23
  6. Step 6: Final answer
    x = 158,188.29

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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.