Home / 185,539.95-256,072.62-117,563.25

Finding the Fourth Proportional to 185,539.95, 256,072.62 and 117,563.25

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Solution

The fourth proportional to 185,539.95, 256,072.62 and 117,563.25 is: 162,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,539.95 : 256,072.62 = 117,563.25 : x
  2. Step 2: Convert to fraction form
    185,539.95/256,072.62 = 117,563.25/x
  3. Step 3: Cross multiply
    185,539.95x = 256,072.62 × 117,563.25
  4. Step 4: Simplify right side
    185,539.95x = 30,104,729,443.22
  5. Step 5: Solve for x
    x = 30,104,729,443.22/185,539.95
  6. Step 6: Final answer
    x = 162,254.70

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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.