Home / 83,026.20-124,539.30-23,858.40

Finding the Fourth Proportional to 83,026.20, 124,539.30 and 23,858.40

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Solution

The fourth proportional to 83,026.20, 124,539.30 and 23,858.40 is: 35,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,026.20 : 124,539.30 = 23,858.40 : x
  2. Step 2: Convert to fraction form
    83,026.20/124,539.30 = 23,858.40/x
  3. Step 3: Cross multiply
    83,026.20x = 124,539.30 × 23,858.40
  4. Step 4: Simplify right side
    83,026.20x = 2,971,308,435.12
  5. Step 5: Solve for x
    x = 2,971,308,435.12/83,026.20
  6. Step 6: Final answer
    x = 35,787.60

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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.