Home / 53,317.36-73,573.68-30,655.18

Finding the Fourth Proportional to 53,317.36, 73,573.68 and 30,655.18

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Solution

The fourth proportional to 53,317.36, 73,573.68 and 30,655.18 is: 42,301.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,317.36 : 73,573.68 = 30,655.18 : x
  2. Step 2: Convert to fraction form
    53,317.36/73,573.68 = 30,655.18/x
  3. Step 3: Cross multiply
    53,317.36x = 73,573.68 × 30,655.18
  4. Step 4: Simplify right side
    53,317.36x = 2,255,414,403.66
  5. Step 5: Solve for x
    x = 2,255,414,403.66/53,317.36
  6. Step 6: Final answer
    x = 42,301.69

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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.