Home / 53,955.79-74,457.52-31,293.34

Finding the Fourth Proportional to 53,955.79, 74,457.52 and 31,293.34

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Solution

The fourth proportional to 53,955.79, 74,457.52 and 31,293.34 is: 43,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.79 : 74,457.52 = 31,293.34 : x
  2. Step 2: Convert to fraction form
    53,955.79/74,457.52 = 31,293.34/x
  3. Step 3: Cross multiply
    53,955.79x = 74,457.52 × 31,293.34
  4. Step 4: Simplify right side
    53,955.79x = 2,330,024,224.54
  5. Step 5: Solve for x
    x = 2,330,024,224.54/53,955.79
  6. Step 6: Final answer
    x = 43,183.95

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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.