Home / 94,023.78-129,764.29-53,739.24

Finding the Fourth Proportional to 94,023.78, 129,764.29 and 53,739.24

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Solution

The fourth proportional to 94,023.78, 129,764.29 and 53,739.24 is: 74,166.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,023.78 : 129,764.29 = 53,739.24 : x
  2. Step 2: Convert to fraction form
    94,023.78/129,764.29 = 53,739.24/x
  3. Step 3: Cross multiply
    94,023.78x = 129,764.29 × 53,739.24
  4. Step 4: Simplify right side
    94,023.78x = 6,973,434,323.74
  5. Step 5: Solve for x
    x = 6,973,434,323.74/94,023.78
  6. Step 6: Final answer
    x = 74,166.71

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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.