Home / 108,890.15-163,355.88-37,810.02

Finding the Fourth Proportional to 108,890.15, 163,355.88 and 37,810.02

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Solution

The fourth proportional to 108,890.15, 163,355.88 and 37,810.02 is: 56,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,890.15 : 163,355.88 = 37,810.02 : x
  2. Step 2: Convert to fraction form
    108,890.15/163,355.88 = 37,810.02/x
  3. Step 3: Cross multiply
    108,890.15x = 163,355.88 × 37,810.02
  4. Step 4: Simplify right side
    108,890.15x = 6,176,489,089.92
  5. Step 5: Solve for x
    x = 6,176,489,089.92/108,890.15
  6. Step 6: Final answer
    x = 56,722.20

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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.