Home / 68,636.40-94,684.48-43,173.68

Finding the Fourth Proportional to 68,636.40, 94,684.48 and 43,173.68

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Solution

The fourth proportional to 68,636.40, 94,684.48 and 43,173.68 is: 59,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,636.40 : 94,684.48 = 43,173.68 : x
  2. Step 2: Convert to fraction form
    68,636.40/94,684.48 = 43,173.68/x
  3. Step 3: Cross multiply
    68,636.40x = 94,684.48 × 43,173.68
  4. Step 4: Simplify right side
    68,636.40x = 4,087,877,440.49
  5. Step 5: Solve for x
    x = 4,087,877,440.49/68,636.40
  6. Step 6: Final answer
    x = 59,558.45

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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.