Home / 84,480.60-116,554.73-48,669.68

Finding the Fourth Proportional to 84,480.60, 116,554.73 and 48,669.68

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Solution

The fourth proportional to 84,480.60, 116,554.73 and 48,669.68 is: 67,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,480.60 : 116,554.73 = 48,669.68 : x
  2. Step 2: Convert to fraction form
    84,480.60/116,554.73 = 48,669.68/x
  3. Step 3: Cross multiply
    84,480.60x = 116,554.73 × 48,669.68
  4. Step 4: Simplify right side
    84,480.60x = 5,672,681,411.59
  5. Step 5: Solve for x
    x = 5,672,681,411.59/84,480.60
  6. Step 6: Final answer
    x = 67,147.74

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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.