Home / 53,962.36-74,468.30-30,090.04

Finding the Fourth Proportional to 53,962.36, 74,468.30 and 30,090.04

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Solution

The fourth proportional to 53,962.36, 74,468.30 and 30,090.04 is: 41,524.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,962.36 : 74,468.30 = 30,090.04 : x
  2. Step 2: Convert to fraction form
    53,962.36/74,468.30 = 30,090.04/x
  3. Step 3: Cross multiply
    53,962.36x = 74,468.30 × 30,090.04
  4. Step 4: Simplify right side
    53,962.36x = 2,240,754,125.73
  5. Step 5: Solve for x
    x = 2,240,754,125.73/53,962.36
  6. Step 6: Final answer
    x = 41,524.39

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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.