Home / 42,848.58-64,271.05-11,683.83

Finding the Fourth Proportional to 42,848.58, 64,271.05 and 11,683.83

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Solution

The fourth proportional to 42,848.58, 64,271.05 and 11,683.83 is: 17,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,848.58 : 64,271.05 = 11,683.83 : x
  2. Step 2: Convert to fraction form
    42,848.58/64,271.05 = 11,683.83/x
  3. Step 3: Cross multiply
    42,848.58x = 64,271.05 × 11,683.83
  4. Step 4: Simplify right side
    42,848.58x = 750,932,022.12
  5. Step 5: Solve for x
    x = 750,932,022.12/42,848.58
  6. Step 6: Final answer
    x = 17,525.25

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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.