Home / 53,655.12-74,021.04-32,422.08

Finding the Fourth Proportional to 53,655.12, 74,021.04 and 32,422.08

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Solution

The fourth proportional to 53,655.12, 74,021.04 and 32,422.08 is: 44,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.12 : 74,021.04 = 32,422.08 : x
  2. Step 2: Convert to fraction form
    53,655.12/74,021.04 = 32,422.08/x
  3. Step 3: Cross multiply
    53,655.12x = 74,021.04 × 32,422.08
  4. Step 4: Simplify right side
    53,655.12x = 2,399,916,080.56
  5. Step 5: Solve for x
    x = 2,399,916,080.56/53,655.12
  6. Step 6: Final answer
    x = 44,728.56

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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.