Home / 211,759.32-317,554.20-93,346.50

Finding the Fourth Proportional to 211,759.32, 317,554.20 and 93,346.50

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Solution

The fourth proportional to 211,759.32, 317,554.20 and 93,346.50 is: 139,982.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,759.32 : 317,554.20 = 93,346.50 : x
  2. Step 2: Convert to fraction form
    211,759.32/317,554.20 = 93,346.50/x
  3. Step 3: Cross multiply
    211,759.32x = 317,554.20 × 93,346.50
  4. Step 4: Simplify right side
    211,759.32x = 29,642,573,130.30
  5. Step 5: Solve for x
    x = 29,642,573,130.30/211,759.32
  6. Step 6: Final answer
    x = 139,982.38

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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.