Home / 190,333.26-262,675.80-105,458.22

Finding the Fourth Proportional to 190,333.26, 262,675.80 and 105,458.22

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Solution

The fourth proportional to 190,333.26, 262,675.80 and 105,458.22 is: 145,541.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,333.26 : 262,675.80 = 105,458.22 : x
  2. Step 2: Convert to fraction form
    190,333.26/262,675.80 = 105,458.22/x
  3. Step 3: Cross multiply
    190,333.26x = 262,675.80 × 105,458.22
  4. Step 4: Simplify right side
    190,333.26x = 27,701,322,305.08
  5. Step 5: Solve for x
    x = 27,701,322,305.08/190,333.26
  6. Step 6: Final answer
    x = 145,541.15

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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.