Home / 42,848.90-64,297.66-16,555.50

Finding the Fourth Proportional to 42,848.90, 64,297.66 and 16,555.50

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Solution

The fourth proportional to 42,848.90, 64,297.66 and 16,555.50 is: 24,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,848.90 : 64,297.66 = 16,555.50 : x
  2. Step 2: Convert to fraction form
    42,848.90/64,297.66 = 16,555.50/x
  3. Step 3: Cross multiply
    42,848.90x = 64,297.66 × 16,555.50
  4. Step 4: Simplify right side
    42,848.90x = 1,064,479,910.13
  5. Step 5: Solve for x
    x = 1,064,479,910.13/42,848.90
  6. Step 6: Final answer
    x = 24,842.64

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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.