Home / 155,580.90-233,383.62-76,652.10

Finding the Fourth Proportional to 155,580.90, 233,383.62 and 76,652.10

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Solution

The fourth proportional to 155,580.90, 233,383.62 and 76,652.10 is: 114,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,580.90 : 233,383.62 = 76,652.10 : x
  2. Step 2: Convert to fraction form
    155,580.90/233,383.62 = 76,652.10/x
  3. Step 3: Cross multiply
    155,580.90x = 233,383.62 × 76,652.10
  4. Step 4: Simplify right side
    155,580.90x = 17,889,344,578.60
  5. Step 5: Solve for x
    x = 17,889,344,578.60/155,580.90
  6. Step 6: Final answer
    x = 114,984.20

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1.5x scale

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.