Home / 54,313.31-74,955.44-30,441.51

Finding the Fourth Proportional to 54,313.31, 74,955.44 and 30,441.51

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Solution

The fourth proportional to 54,313.31, 74,955.44 and 30,441.51 is: 42,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.31 : 74,955.44 = 30,441.51 : x
  2. Step 2: Convert to fraction form
    54,313.31/74,955.44 = 30,441.51/x
  3. Step 3: Cross multiply
    54,313.31x = 74,955.44 × 30,441.51
  4. Step 4: Simplify right side
    54,313.31x = 2,281,756,852.42
  5. Step 5: Solve for x
    x = 2,281,756,852.42/54,313.31
  6. Step 6: Final answer
    x = 42,011.01

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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.