Home / 78,962.07-108,958.11-44,970.63

Finding the Fourth Proportional to 78,962.07, 108,958.11 and 44,970.63

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Solution

The fourth proportional to 78,962.07, 108,958.11 and 44,970.63 is: 62,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,962.07 : 108,958.11 = 44,970.63 : x
  2. Step 2: Convert to fraction form
    78,962.07/108,958.11 = 44,970.63/x
  3. Step 3: Cross multiply
    78,962.07x = 108,958.11 × 44,970.63
  4. Step 4: Simplify right side
    78,962.07x = 4,899,914,850.31
  5. Step 5: Solve for x
    x = 4,899,914,850.31/78,962.07
  6. Step 6: Final answer
    x = 62,054.03

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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.