Home / 318,203.93-439,123.07-174,973.25

Finding the Fourth Proportional to 318,203.93, 439,123.07 and 174,973.25

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Solution

The fourth proportional to 318,203.93, 439,123.07 and 174,973.25 is: 241,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,203.93 : 439,123.07 = 174,973.25 : x
  2. Step 2: Convert to fraction form
    318,203.93/439,123.07 = 174,973.25/x
  3. Step 3: Cross multiply
    318,203.93x = 439,123.07 × 174,973.25
  4. Step 4: Simplify right side
    318,203.93x = 76,834,790,707.88
  5. Step 5: Solve for x
    x = 76,834,790,707.88/318,203.93
  6. Step 6: Final answer
    x = 241,463.99

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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.