Home / 102,994.18-154,575.08-53,088.56

Finding the Fourth Proportional to 102,994.18, 154,575.08 and 53,088.56

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Solution

The fourth proportional to 102,994.18, 154,575.08 and 53,088.56 is: 79,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,994.18 : 154,575.08 = 53,088.56 : x
  2. Step 2: Convert to fraction form
    102,994.18/154,575.08 = 53,088.56/x
  3. Step 3: Cross multiply
    102,994.18x = 154,575.08 × 53,088.56
  4. Step 4: Simplify right side
    102,994.18x = 8,206,169,317.61
  5. Step 5: Solve for x
    x = 8,206,169,317.61/102,994.18
  6. Step 6: Final answer
    x = 79,676.05

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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.