Home / 85,977.96-118,660.50-48,252.18

Finding the Fourth Proportional to 85,977.96, 118,660.50 and 48,252.18

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Solution

The fourth proportional to 85,977.96, 118,660.50 and 48,252.18 is: 66,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,977.96 : 118,660.50 = 48,252.18 : x
  2. Step 2: Convert to fraction form
    85,977.96/118,660.50 = 48,252.18/x
  3. Step 3: Cross multiply
    85,977.96x = 118,660.50 × 48,252.18
  4. Step 4: Simplify right side
    85,977.96x = 5,725,627,804.89
  5. Step 5: Solve for x
    x = 5,725,627,804.89/85,977.96
  6. Step 6: Final answer
    x = 66,594.13

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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.