Home / 53,153.29-73,355.25-30,499.21

Finding the Fourth Proportional to 53,153.29, 73,355.25 and 30,499.21

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Solution

The fourth proportional to 53,153.29, 73,355.25 and 30,499.21 is: 42,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,153.29 : 73,355.25 = 30,499.21 : x
  2. Step 2: Convert to fraction form
    53,153.29/73,355.25 = 30,499.21/x
  3. Step 3: Cross multiply
    53,153.29x = 73,355.25 × 30,499.21
  4. Step 4: Simplify right side
    53,153.29x = 2,237,277,174.35
  5. Step 5: Solve for x
    x = 2,237,277,174.35/53,153.29
  6. Step 6: Final answer
    x = 42,091.04

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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.