Home / 39,638.35-54,669.15-34,848.11

Finding the Fourth Proportional to 39,638.35, 54,669.15 and 34,848.11

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Solution

The fourth proportional to 39,638.35, 54,669.15 and 34,848.11 is: 48,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,638.35 : 54,669.15 = 34,848.11 : x
  2. Step 2: Convert to fraction form
    39,638.35/54,669.15 = 34,848.11/x
  3. Step 3: Cross multiply
    39,638.35x = 54,669.15 × 34,848.11
  4. Step 4: Simplify right side
    39,638.35x = 1,905,116,552.81
  5. Step 5: Solve for x
    x = 1,905,116,552.81/39,638.35
  6. Step 6: Final answer
    x = 48,062.46

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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.