Home / 53,023.64-73,172.79-30,362.99

Finding the Fourth Proportional to 53,023.64, 73,172.79 and 30,362.99

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Solution

The fourth proportional to 53,023.64, 73,172.79 and 30,362.99 is: 41,901.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,023.64 : 73,172.79 = 30,362.99 : x
  2. Step 2: Convert to fraction form
    53,023.64/73,172.79 = 30,362.99/x
  3. Step 3: Cross multiply
    53,023.64x = 73,172.79 × 30,362.99
  4. Step 4: Simplify right side
    53,023.64x = 2,221,744,691.04
  5. Step 5: Solve for x
    x = 2,221,744,691.04/53,023.64
  6. Step 6: Final answer
    x = 41,901.02

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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.