Home / 94,194.51-129,987.89-51,173.66

Finding the Fourth Proportional to 94,194.51, 129,987.89 and 51,173.66

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Solution

The fourth proportional to 94,194.51, 129,987.89 and 51,173.66 is: 70,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,194.51 : 129,987.89 = 51,173.66 : x
  2. Step 2: Convert to fraction form
    94,194.51/129,987.89 = 51,173.66/x
  3. Step 3: Cross multiply
    94,194.51x = 129,987.89 × 51,173.66
  4. Step 4: Simplify right side
    94,194.51x = 6,651,955,181.17
  5. Step 5: Solve for x
    x = 6,651,955,181.17/94,194.51
  6. Step 6: Final answer
    x = 70,619.35

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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.