Home / 85,858.92-118,485.24-48,133.17

Finding the Fourth Proportional to 85,858.92, 118,485.24 and 48,133.17

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Solution

The fourth proportional to 85,858.92, 118,485.24 and 48,133.17 is: 66,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,858.92 : 118,485.24 = 48,133.17 : x
  2. Step 2: Convert to fraction form
    85,858.92/118,485.24 = 48,133.17/x
  3. Step 3: Cross multiply
    85,858.92x = 118,485.24 × 48,133.17
  4. Step 4: Simplify right side
    85,858.92x = 5,703,070,199.41
  5. Step 5: Solve for x
    x = 5,703,070,199.41/85,858.92
  6. Step 6: Final answer
    x = 66,423.74

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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.