Home / 114,217.65-157,268.30-101,448.64

Finding the Fourth Proportional to 114,217.65, 157,268.30 and 101,448.64

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Solution

The fourth proportional to 114,217.65, 157,268.30 and 101,448.64 is: 139,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,217.65 : 157,268.30 = 101,448.64 : x
  2. Step 2: Convert to fraction form
    114,217.65/157,268.30 = 101,448.64/x
  3. Step 3: Cross multiply
    114,217.65x = 157,268.30 × 101,448.64
  4. Step 4: Simplify right side
    114,217.65x = 15,954,654,642.87
  5. Step 5: Solve for x
    x = 15,954,654,642.87/114,217.65
  6. Step 6: Final answer
    x = 139,686.43

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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.