Home / 190,281.36-262,642.32-114,834.72

Finding the Fourth Proportional to 190,281.36, 262,642.32 and 114,834.72

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Solution

The fourth proportional to 190,281.36, 262,642.32 and 114,834.72 is: 158,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,281.36 : 262,642.32 = 114,834.72 : x
  2. Step 2: Convert to fraction form
    190,281.36/262,642.32 = 114,834.72/x
  3. Step 3: Cross multiply
    190,281.36x = 262,642.32 × 114,834.72
  4. Step 4: Simplify right side
    190,281.36x = 30,160,457,277.35
  5. Step 5: Solve for x
    x = 30,160,457,277.35/190,281.36
  6. Step 6: Final answer
    x = 158,504.53

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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.