Home / 108,852.93-163,315.80-42,295.23

Finding the Fourth Proportional to 108,852.93, 163,315.80 and 42,295.23

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Solution

The fourth proportional to 108,852.93, 163,315.80 and 42,295.23 is: 63,456.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,852.93 : 163,315.80 = 42,295.23 : x
  2. Step 2: Convert to fraction form
    108,852.93/163,315.80 = 42,295.23/x
  3. Step 3: Cross multiply
    108,852.93x = 163,315.80 × 42,295.23
  4. Step 4: Simplify right side
    108,852.93x = 6,907,479,323.63
  5. Step 5: Solve for x
    x = 6,907,479,323.63/108,852.93
  6. Step 6: Final answer
    x = 63,456.99

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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.