Home / 53,880.39-80,554.50-45,652.41

Finding the Fourth Proportional to 53,880.39, 80,554.50 and 45,652.41

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Solution

The fourth proportional to 53,880.39, 80,554.50 and 45,652.41 is: 68,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,880.39 : 80,554.50 = 45,652.41 : x
  2. Step 2: Convert to fraction form
    53,880.39/80,554.50 = 45,652.41/x
  3. Step 3: Cross multiply
    53,880.39x = 80,554.50 × 45,652.41
  4. Step 4: Simplify right side
    53,880.39x = 3,677,507,061.35
  5. Step 5: Solve for x
    x = 3,677,507,061.35/53,880.39
  6. Step 6: Final answer
    x = 68,253.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.