Home / 74,980.16-112,485.60-25,054.40

Finding the Fourth Proportional to 74,980.16, 112,485.60 and 25,054.40

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Solution

The fourth proportional to 74,980.16, 112,485.60 and 25,054.40 is: 37,586.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,980.16 : 112,485.60 = 25,054.40 : x
  2. Step 2: Convert to fraction form
    74,980.16/112,485.60 = 25,054.40/x
  3. Step 3: Cross multiply
    74,980.16x = 112,485.60 × 25,054.40
  4. Step 4: Simplify right side
    74,980.16x = 2,818,259,216.64
  5. Step 5: Solve for x
    x = 2,818,259,216.64/74,980.16
  6. Step 6: Final answer
    x = 37,586.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.