Home / 114,243.22-157,661.06-68,920.23

Finding the Fourth Proportional to 114,243.22, 157,661.06 and 68,920.23

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Solution

The fourth proportional to 114,243.22, 157,661.06 and 68,920.23 is: 95,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,243.22 : 157,661.06 = 68,920.23 : x
  2. Step 2: Convert to fraction form
    114,243.22/157,661.06 = 68,920.23/x
  3. Step 3: Cross multiply
    114,243.22x = 157,661.06 × 68,920.23
  4. Step 4: Simplify right side
    114,243.22x = 10,866,037,248.47
  5. Step 5: Solve for x
    x = 10,866,037,248.47/114,243.22
  6. Step 6: Final answer
    x = 95,113.19

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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.