Home / 114,155.94-157,496.85-66,370.26

Finding the Fourth Proportional to 114,155.94, 157,496.85 and 66,370.26

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Solution

The fourth proportional to 114,155.94, 157,496.85 and 66,370.26 is: 91,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,155.94 : 157,496.85 = 66,370.26 : x
  2. Step 2: Convert to fraction form
    114,155.94/157,496.85 = 66,370.26/x
  3. Step 3: Cross multiply
    114,155.94x = 157,496.85 × 66,370.26
  4. Step 4: Simplify right side
    114,155.94x = 10,453,106,883.68
  5. Step 5: Solve for x
    x = 10,453,106,883.68/114,155.94
  6. Step 6: Final answer
    x = 91,568.66

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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.