Home / 469,971.78-704,971.48-114,985.82

Finding the Fourth Proportional to 469,971.78, 704,971.48 and 114,985.82

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Solution

The fourth proportional to 469,971.78, 704,971.48 and 114,985.82 is: 172,482.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,971.78 : 704,971.48 = 114,985.82 : x
  2. Step 2: Convert to fraction form
    469,971.78/704,971.48 = 114,985.82/x
  3. Step 3: Cross multiply
    469,971.78x = 704,971.48 × 114,985.82
  4. Step 4: Simplify right side
    469,971.78x = 81,061,723,704.41
  5. Step 5: Solve for x
    x = 81,061,723,704.41/469,971.78
  6. Step 6: Final answer
    x = 172,482.11

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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.