Home / 53,009.19-73,154.34-30,348.27

Finding the Fourth Proportional to 53,009.19, 73,154.34 and 30,348.27

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Solution

The fourth proportional to 53,009.19, 73,154.34 and 30,348.27 is: 41,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,009.19 : 73,154.34 = 30,348.27 : x
  2. Step 2: Convert to fraction form
    53,009.19/73,154.34 = 30,348.27/x
  3. Step 3: Cross multiply
    53,009.19x = 73,154.34 × 30,348.27
  4. Step 4: Simplify right side
    53,009.19x = 2,220,107,661.99
  5. Step 5: Solve for x
    x = 2,220,107,661.99/53,009.19
  6. Step 6: Final answer
    x = 41,881.56

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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.