Home / 39,840.08-59,770.15-11,759.00

Finding the Fourth Proportional to 39,840.08, 59,770.15 and 11,759.00

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Solution

The fourth proportional to 39,840.08, 59,770.15 and 11,759.00 is: 17,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,840.08 : 59,770.15 = 11,759.00 : x
  2. Step 2: Convert to fraction form
    39,840.08/59,770.15 = 11,759.00/x
  3. Step 3: Cross multiply
    39,840.08x = 59,770.15 × 11,759.00
  4. Step 4: Simplify right side
    39,840.08x = 702,836,865.60
  5. Step 5: Solve for x
    x = 702,836,865.60/39,840.08
  6. Step 6: Final answer
    x = 17,641.45

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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.