Home / 53,690.48-74,094.04-29,816.80

Finding the Fourth Proportional to 53,690.48, 74,094.04 and 29,816.80

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Solution

The fourth proportional to 53,690.48, 74,094.04 and 29,816.80 is: 41,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.48 : 74,094.04 = 29,816.80 : x
  2. Step 2: Convert to fraction form
    53,690.48/74,094.04 = 29,816.80/x
  3. Step 3: Cross multiply
    53,690.48x = 74,094.04 × 29,816.80
  4. Step 4: Simplify right side
    53,690.48x = 2,209,247,171.87
  5. Step 5: Solve for x
    x = 2,209,247,171.87/53,690.48
  6. Step 6: Final answer
    x = 41,147.84

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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.