Home / 75,529.20-113,303.02-25,623.57

Finding the Fourth Proportional to 75,529.20, 113,303.02 and 25,623.57

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Solution

The fourth proportional to 75,529.20, 113,303.02 and 25,623.57 is: 38,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,529.20 : 113,303.02 = 25,623.57 : x
  2. Step 2: Convert to fraction form
    75,529.20/113,303.02 = 25,623.57/x
  3. Step 3: Cross multiply
    75,529.20x = 113,303.02 × 25,623.57
  4. Step 4: Simplify right side
    75,529.20x = 2,903,227,864.18
  5. Step 5: Solve for x
    x = 2,903,227,864.18/75,529.20
  6. Step 6: Final answer
    x = 38,438.48

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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.