Home / 108,537.64-163,056.77-104,053.70

Finding the Fourth Proportional to 108,537.64, 163,056.77 and 104,053.70

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Solution

The fourth proportional to 108,537.64, 163,056.77 and 104,053.70 is: 156,320.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,537.64 : 163,056.77 = 104,053.70 : x
  2. Step 2: Convert to fraction form
    108,537.64/163,056.77 = 104,053.70/x
  3. Step 3: Cross multiply
    108,537.64x = 163,056.77 × 104,053.70
  4. Step 4: Simplify right side
    108,537.64x = 16,966,660,228.55
  5. Step 5: Solve for x
    x = 16,966,660,228.55/108,537.64
  6. Step 6: Final answer
    x = 156,320.52

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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.