Home / 53,322.36-73,580.58-30,660.18

Finding the Fourth Proportional to 53,322.36, 73,580.58 and 30,660.18

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Solution

The fourth proportional to 53,322.36, 73,580.58 and 30,660.18 is: 42,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,322.36 : 73,580.58 = 30,660.18 : x
  2. Step 2: Convert to fraction form
    53,322.36/73,580.58 = 30,660.18/x
  3. Step 3: Cross multiply
    53,322.36x = 73,580.58 × 30,660.18
  4. Step 4: Simplify right side
    53,322.36x = 2,255,993,827.30
  5. Step 5: Solve for x
    x = 2,255,993,827.30/53,322.36
  6. Step 6: Final answer
    x = 42,308.59

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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.