Home / 43,255.18-64,852.80-16,962.58

Finding the Fourth Proportional to 43,255.18, 64,852.80 and 16,962.58

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Solution

The fourth proportional to 43,255.18, 64,852.80 and 16,962.58 is: 25,432.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,255.18 : 64,852.80 = 16,962.58 : x
  2. Step 2: Convert to fraction form
    43,255.18/64,852.80 = 16,962.58/x
  3. Step 3: Cross multiply
    43,255.18x = 64,852.80 × 16,962.58
  4. Step 4: Simplify right side
    43,255.18x = 1,100,070,808.22
  5. Step 5: Solve for x
    x = 1,100,070,808.22/43,255.18
  6. Step 6: Final answer
    x = 25,432.12

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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.