Home / 99,527.20-148,926.30-73,283.20

Finding the Fourth Proportional to 99,527.20, 148,926.30 and 73,283.20

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Solution

The fourth proportional to 99,527.20, 148,926.30 and 73,283.20 is: 109,656.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,527.20 : 148,926.30 = 73,283.20 : x
  2. Step 2: Convert to fraction form
    99,527.20/148,926.30 = 73,283.20/x
  3. Step 3: Cross multiply
    99,527.20x = 148,926.30 × 73,283.20
  4. Step 4: Simplify right side
    99,527.20x = 10,913,795,828.16
  5. Step 5: Solve for x
    x = 10,913,795,828.16/99,527.20
  6. Step 6: Final answer
    x = 109,656.41

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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.