Home / 53,887.56-74,362.91-30,012.95

Finding the Fourth Proportional to 53,887.56, 74,362.91 and 30,012.95

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Solution

The fourth proportional to 53,887.56, 74,362.91 and 30,012.95 is: 41,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,887.56 : 74,362.91 = 30,012.95 : x
  2. Step 2: Convert to fraction form
    53,887.56/74,362.91 = 30,012.95/x
  3. Step 3: Cross multiply
    53,887.56x = 74,362.91 × 30,012.95
  4. Step 4: Simplify right side
    53,887.56x = 2,231,849,777.81
  5. Step 5: Solve for x
    x = 2,231,849,777.81/53,887.56
  6. Step 6: Final answer
    x = 41,416.79

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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.