Home / 67,848.39-93,628.56-40,986.22

Finding the Fourth Proportional to 67,848.39, 93,628.56 and 40,986.22

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Solution

The fourth proportional to 67,848.39, 93,628.56 and 40,986.22 is: 56,559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,848.39 : 93,628.56 = 40,986.22 : x
  2. Step 2: Convert to fraction form
    67,848.39/93,628.56 = 40,986.22/x
  3. Step 3: Cross multiply
    67,848.39x = 93,628.56 × 40,986.22
  4. Step 4: Simplify right side
    67,848.39x = 3,837,480,758.44
  5. Step 5: Solve for x
    x = 3,837,480,758.44/67,848.39
  6. Step 6: Final answer
    x = 56,559.64

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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.