Home / 141,618.33-213,271.27-127,738.17

Finding the Fourth Proportional to 141,618.33, 213,271.27 and 127,738.17

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Solution

The fourth proportional to 141,618.33, 213,271.27 and 127,738.17 is: 192,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,618.33 : 213,271.27 = 127,738.17 : x
  2. Step 2: Convert to fraction form
    141,618.33/213,271.27 = 127,738.17/x
  3. Step 3: Cross multiply
    141,618.33x = 213,271.27 × 127,738.17
  4. Step 4: Simplify right side
    141,618.33x = 27,242,881,424.03
  5. Step 5: Solve for x
    x = 27,242,881,424.03/141,618.33
  6. Step 6: Final answer
    x = 192,368.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.