Home / 64,950.12-97,428.86-18,206.64

Finding the Fourth Proportional to 64,950.12, 97,428.86 and 18,206.64

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Solution

The fourth proportional to 64,950.12, 97,428.86 and 18,206.64 is: 27,310.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950.12 : 97,428.86 = 18,206.64 : x
  2. Step 2: Convert to fraction form
    64,950.12/97,428.86 = 18,206.64/x
  3. Step 3: Cross multiply
    64,950.12x = 97,428.86 × 18,206.64
  4. Step 4: Simplify right side
    64,950.12x = 1,773,852,179.63
  5. Step 5: Solve for x
    x = 1,773,852,179.63/64,950.12
  6. Step 6: Final answer
    x = 27,310.99

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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.