Home / 54,038.48-74,607.32-37,071.12

Finding the Fourth Proportional to 54,038.48, 74,607.32 and 37,071.12

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Solution

The fourth proportional to 54,038.48, 74,607.32 and 37,071.12 is: 51,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,038.48 : 74,607.32 = 37,071.12 : x
  2. Step 2: Convert to fraction form
    54,038.48/74,607.32 = 37,071.12/x
  3. Step 3: Cross multiply
    54,038.48x = 74,607.32 × 37,071.12
  4. Step 4: Simplify right side
    54,038.48x = 2,765,776,912.60
  5. Step 5: Solve for x
    x = 2,765,776,912.60/54,038.48
  6. Step 6: Final answer
    x = 51,181.62

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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.