Home / 53,318.05-73,593.16-30,659.51

Finding the Fourth Proportional to 53,318.05, 73,593.16 and 30,659.51

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Solution

The fourth proportional to 53,318.05, 73,593.16 and 30,659.51 is: 42,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,318.05 : 73,593.16 = 30,659.51 : x
  2. Step 2: Convert to fraction form
    53,318.05/73,593.16 = 30,659.51/x
  3. Step 3: Cross multiply
    53,318.05x = 73,593.16 × 30,659.51
  4. Step 4: Simplify right side
    53,318.05x = 2,256,330,332.29
  5. Step 5: Solve for x
    x = 2,256,330,332.29/53,318.05
  6. Step 6: Final answer
    x = 42,318.32

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Double scale
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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.