Home / 53,860.08-74,327.04-29,985.60

Finding the Fourth Proportional to 53,860.08, 74,327.04 and 29,985.60

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Solution

The fourth proportional to 53,860.08, 74,327.04 and 29,985.60 is: 41,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.08 : 74,327.04 = 29,985.60 : x
  2. Step 2: Convert to fraction form
    53,860.08/74,327.04 = 29,985.60/x
  3. Step 3: Cross multiply
    53,860.08x = 74,327.04 × 29,985.60
  4. Step 4: Simplify right side
    53,860.08x = 2,228,740,890.62
  5. Step 5: Solve for x
    x = 2,228,740,890.62/53,860.08
  6. Step 6: Final answer
    x = 41,380.20

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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.