Home / 108,914.40-163,215.84-62,070.72

Finding the Fourth Proportional to 108,914.40, 163,215.84 and 62,070.72

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Solution

The fourth proportional to 108,914.40, 163,215.84 and 62,070.72 is: 93,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,914.40 : 163,215.84 = 62,070.72 : x
  2. Step 2: Convert to fraction form
    108,914.40/163,215.84 = 62,070.72/x
  3. Step 3: Cross multiply
    108,914.40x = 163,215.84 × 62,070.72
  4. Step 4: Simplify right side
    108,914.40x = 10,130,924,704.20
  5. Step 5: Solve for x
    x = 10,130,924,704.20/108,914.40
  6. Step 6: Final answer
    x = 93,017.31

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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.