Home / 127,943.60-191,915.40-110,836.40

Finding the Fourth Proportional to 127,943.60, 191,915.40 and 110,836.40

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Solution

The fourth proportional to 127,943.60, 191,915.40 and 110,836.40 is: 166,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,943.60 : 191,915.40 = 110,836.40 : x
  2. Step 2: Convert to fraction form
    127,943.60/191,915.40 = 110,836.40/x
  3. Step 3: Cross multiply
    127,943.60x = 191,915.40 × 110,836.40
  4. Step 4: Simplify right side
    127,943.60x = 21,271,212,040.56
  5. Step 5: Solve for x
    x = 21,271,212,040.56/127,943.60
  6. Step 6: Final answer
    x = 166,254.60

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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.