Home / 64,905.90-97,352.37-18,159.18

Finding the Fourth Proportional to 64,905.90, 97,352.37 and 18,159.18

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Solution

The fourth proportional to 64,905.90, 97,352.37 and 18,159.18 is: 27,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,905.90 : 97,352.37 = 18,159.18 : x
  2. Step 2: Convert to fraction form
    64,905.90/97,352.37 = 18,159.18/x
  3. Step 3: Cross multiply
    64,905.90x = 97,352.37 × 18,159.18
  4. Step 4: Simplify right side
    64,905.90x = 1,767,839,210.26
  5. Step 5: Solve for x
    x = 1,767,839,210.26/64,905.90
  6. Step 6: Final answer
    x = 27,236.96

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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.