Home / 318,163.21-439,068.18-174,924.25

Finding the Fourth Proportional to 318,163.21, 439,068.18 and 174,924.25

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Solution

The fourth proportional to 318,163.21, 439,068.18 and 174,924.25 is: 241,397.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,163.21 : 439,068.18 = 174,924.25 : x
  2. Step 2: Convert to fraction form
    318,163.21/439,068.18 = 174,924.25/x
  3. Step 3: Cross multiply
    318,163.21x = 439,068.18 × 174,924.25
  4. Step 4: Simplify right side
    318,163.21x = 76,803,672,085.37
  5. Step 5: Solve for x
    x = 76,803,672,085.37/318,163.21
  6. Step 6: Final answer
    x = 241,397.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.