Home / 211,477.47-317,234.84-59,675.90

Finding the Fourth Proportional to 211,477.47, 317,234.84 and 59,675.90

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Solution

The fourth proportional to 211,477.47, 317,234.84 and 59,675.90 is: 89,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,477.47 : 317,234.84 = 59,675.90 : x
  2. Step 2: Convert to fraction form
    211,477.47/317,234.84 = 59,675.90/x
  3. Step 3: Cross multiply
    211,477.47x = 317,234.84 × 59,675.90
  4. Step 4: Simplify right side
    211,477.47x = 18,931,272,703.80
  5. Step 5: Solve for x
    x = 18,931,272,703.80/211,477.47
  6. Step 6: Final answer
    x = 89,519.10

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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.