Home / 53,614.98-73,999.17-30,968.60

Finding the Fourth Proportional to 53,614.98, 73,999.17 and 30,968.60

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Solution

The fourth proportional to 53,614.98, 73,999.17 and 30,968.60 is: 42,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,614.98 : 73,999.17 = 30,968.60 : x
  2. Step 2: Convert to fraction form
    53,614.98/73,999.17 = 30,968.60/x
  3. Step 3: Cross multiply
    53,614.98x = 73,999.17 × 30,968.60
  4. Step 4: Simplify right side
    53,614.98x = 2,291,650,326.07
  5. Step 5: Solve for x
    x = 2,291,650,326.07/53,614.98
  6. Step 6: Final answer
    x = 42,742.72

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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.