Home / 102,321.18-152,731.35-94,816.56

Finding the Fourth Proportional to 102,321.18, 152,731.35 and 94,816.56

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Solution

The fourth proportional to 102,321.18, 152,731.35 and 94,816.56 is: 141,529.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,321.18 : 152,731.35 = 94,816.56 : x
  2. Step 2: Convert to fraction form
    102,321.18/152,731.35 = 94,816.56/x
  3. Step 3: Cross multiply
    102,321.18x = 152,731.35 × 94,816.56
  4. Step 4: Simplify right side
    102,321.18x = 14,481,461,211.16
  5. Step 5: Solve for x
    x = 14,481,461,211.16/102,321.18
  6. Step 6: Final answer
    x = 141,529.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.