Home / 262,219.51-393,331.56-84,726.55

Finding the Fourth Proportional to 262,219.51, 393,331.56 and 84,726.55

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Solution

The fourth proportional to 262,219.51, 393,331.56 and 84,726.55 is: 127,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,219.51 : 393,331.56 = 84,726.55 : x
  2. Step 2: Convert to fraction form
    262,219.51/393,331.56 = 84,726.55/x
  3. Step 3: Cross multiply
    262,219.51x = 393,331.56 × 84,726.55
  4. Step 4: Simplify right side
    262,219.51x = 33,325,626,084.92
  5. Step 5: Solve for x
    x = 33,325,626,084.92/262,219.51
  6. Step 6: Final answer
    x = 127,090.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.