Home / 54,607.96-75,361.40-30,736.18

Finding the Fourth Proportional to 54,607.96, 75,361.40 and 30,736.18

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Solution

The fourth proportional to 54,607.96, 75,361.40 and 30,736.18 is: 42,417.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.96 : 75,361.40 = 30,736.18 : x
  2. Step 2: Convert to fraction form
    54,607.96/75,361.40 = 30,736.18/x
  3. Step 3: Cross multiply
    54,607.96x = 75,361.40 × 30,736.18
  4. Step 4: Simplify right side
    54,607.96x = 2,316,321,555.45
  5. Step 5: Solve for x
    x = 2,316,321,555.45/54,607.96
  6. Step 6: Final answer
    x = 42,417.29

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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.