Home / 111,308.04-166,969.79-44,748.20

Finding the Fourth Proportional to 111,308.04, 166,969.79 and 44,748.20

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Solution

The fourth proportional to 111,308.04, 166,969.79 and 44,748.20 is: 67,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,308.04 : 166,969.79 = 44,748.20 : x
  2. Step 2: Convert to fraction form
    111,308.04/166,969.79 = 44,748.20/x
  3. Step 3: Cross multiply
    111,308.04x = 166,969.79 × 44,748.20
  4. Step 4: Simplify right side
    111,308.04x = 7,471,596,498.29
  5. Step 5: Solve for x
    x = 7,471,596,498.29/111,308.04
  6. Step 6: Final answer
    x = 67,125.40

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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.