Home / 190,140.41-262,571.57-122,275.24

Finding the Fourth Proportional to 190,140.41, 262,571.57 and 122,275.24

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Solution

The fourth proportional to 190,140.41, 262,571.57 and 122,275.24 is: 168,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,140.41 : 262,571.57 = 122,275.24 : x
  2. Step 2: Convert to fraction form
    190,140.41/262,571.57 = 122,275.24/x
  3. Step 3: Cross multiply
    190,140.41x = 262,571.57 × 122,275.24
  4. Step 4: Simplify right side
    190,140.41x = 32,106,001,388.19
  5. Step 5: Solve for x
    x = 32,106,001,388.19/190,140.41
  6. Step 6: Final answer
    x = 168,854.17

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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.