Home / 210,111.37-289,952.67-114,617.23

Finding the Fourth Proportional to 210,111.37, 289,952.67 and 114,617.23

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Solution

The fourth proportional to 210,111.37, 289,952.67 and 114,617.23 is: 158,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,111.37 : 289,952.67 = 114,617.23 : x
  2. Step 2: Convert to fraction form
    210,111.37/289,952.67 = 114,617.23/x
  3. Step 3: Cross multiply
    210,111.37x = 289,952.67 × 114,617.23
  4. Step 4: Simplify right side
    210,111.37x = 33,233,571,866.50
  5. Step 5: Solve for x
    x = 33,233,571,866.50/210,111.37
  6. Step 6: Final answer
    x = 158,171.22

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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.