Home / 108,761.18-163,153.05-37,683.68

Finding the Fourth Proportional to 108,761.18, 163,153.05 and 37,683.68

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Solution

The fourth proportional to 108,761.18, 163,153.05 and 37,683.68 is: 56,529.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,761.18 : 163,153.05 = 37,683.68 : x
  2. Step 2: Convert to fraction form
    108,761.18/163,153.05 = 37,683.68/x
  3. Step 3: Cross multiply
    108,761.18x = 163,153.05 × 37,683.68
  4. Step 4: Simplify right side
    108,761.18x = 6,148,207,340.87
  5. Step 5: Solve for x
    x = 6,148,207,340.87/108,761.18
  6. Step 6: Final answer
    x = 56,529.43

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1.5x scale

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.