Home / 54,607.46-75,360.72-30,735.68

Finding the Fourth Proportional to 54,607.46, 75,360.72 and 30,735.68

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Solution

The fourth proportional to 54,607.46, 75,360.72 and 30,735.68 is: 42,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,607.46 : 75,360.72 = 30,735.68 : x
  2. Step 2: Convert to fraction form
    54,607.46/75,360.72 = 30,735.68/x
  3. Step 3: Cross multiply
    54,607.46x = 75,360.72 × 30,735.68
  4. Step 4: Simplify right side
    54,607.46x = 2,316,262,974.49
  5. Step 5: Solve for x
    x = 2,316,262,974.49/54,607.46
  6. Step 6: Final answer
    x = 42,416.60

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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.