Home / 318,058.12-438,897.72-174,827.44

Finding the Fourth Proportional to 318,058.12, 438,897.72 and 174,827.44

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Solution

The fourth proportional to 318,058.12, 438,897.72 and 174,827.44 is: 241,249.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,058.12 : 438,897.72 = 174,827.44 : x
  2. Step 2: Convert to fraction form
    318,058.12/438,897.72 = 174,827.44/x
  3. Step 3: Cross multiply
    318,058.12x = 438,897.72 × 174,827.44
  4. Step 4: Simplify right side
    318,058.12x = 76,731,364,809.44
  5. Step 5: Solve for x
    x = 76,731,364,809.44/318,058.12
  6. Step 6: Final answer
    x = 241,249.51

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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.