Home / 195,971.06-293,969.96-77,642.22

Finding the Fourth Proportional to 195,971.06, 293,969.96 and 77,642.22

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Solution

The fourth proportional to 195,971.06, 293,969.96 and 77,642.22 is: 116,468.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,971.06 : 293,969.96 = 77,642.22 : x
  2. Step 2: Convert to fraction form
    195,971.06/293,969.96 = 77,642.22/x
  3. Step 3: Cross multiply
    195,971.06x = 293,969.96 × 77,642.22
  4. Step 4: Simplify right side
    195,971.06x = 22,824,480,307.71
  5. Step 5: Solve for x
    x = 22,824,480,307.71/195,971.06
  6. Step 6: Final answer
    x = 116,468.63

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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.