Home / 53,501.16-73,829.91-30,840.24

Finding the Fourth Proportional to 53,501.16, 73,829.91 and 30,840.24

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Solution

The fourth proportional to 53,501.16, 73,829.91 and 30,840.24 is: 42,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,501.16 : 73,829.91 = 30,840.24 : x
  2. Step 2: Convert to fraction form
    53,501.16/73,829.91 = 30,840.24/x
  3. Step 3: Cross multiply
    53,501.16x = 73,829.91 × 30,840.24
  4. Step 4: Simplify right side
    53,501.16x = 2,276,932,143.58
  5. Step 5: Solve for x
    x = 2,276,932,143.58/53,501.16
  6. Step 6: Final answer
    x = 42,558.56

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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.