Home / 94,164.93-129,945.47-51,722.55

Finding the Fourth Proportional to 94,164.93, 129,945.47 and 51,722.55

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Solution

The fourth proportional to 94,164.93, 129,945.47 and 51,722.55 is: 71,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,164.93 : 129,945.47 = 51,722.55 : x
  2. Step 2: Convert to fraction form
    94,164.93/129,945.47 = 51,722.55/x
  3. Step 3: Cross multiply
    94,164.93x = 129,945.47 × 51,722.55
  4. Step 4: Simplify right side
    94,164.93x = 6,721,110,810.74
  5. Step 5: Solve for x
    x = 6,721,110,810.74/94,164.93
  6. Step 6: Final answer
    x = 71,375.94

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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.