Home / 114,403.24-157,870.02-66,664.36

Finding the Fourth Proportional to 114,403.24, 157,870.02 and 66,664.36

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Solution

The fourth proportional to 114,403.24, 157,870.02 and 66,664.36 is: 91,993.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,403.24 : 157,870.02 = 66,664.36 : x
  2. Step 2: Convert to fraction form
    114,403.24/157,870.02 = 66,664.36/x
  3. Step 3: Cross multiply
    114,403.24x = 157,870.02 × 66,664.36
  4. Step 4: Simplify right side
    114,403.24x = 10,524,303,846.49
  5. Step 5: Solve for x
    x = 10,524,303,846.49/114,403.24
  6. Step 6: Final answer
    x = 91,993.06

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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.