Home / 62,887.40-86,783.30-34,207.64

Finding the Fourth Proportional to 62,887.40, 86,783.30 and 34,207.64

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Solution

The fourth proportional to 62,887.40, 86,783.30 and 34,207.64 is: 47,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,887.40 : 86,783.30 = 34,207.64 : x
  2. Step 2: Convert to fraction form
    62,887.40/86,783.30 = 34,207.64/x
  3. Step 3: Cross multiply
    62,887.40x = 86,783.30 × 34,207.64
  4. Step 4: Simplify right side
    62,887.40x = 2,968,651,884.41
  5. Step 5: Solve for x
    x = 2,968,651,884.41/62,887.40
  6. Step 6: Final answer
    x = 47,205.83

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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.