Home / 85,282.18-127,923.58-26,117.60

Finding the Fourth Proportional to 85,282.18, 127,923.58 and 26,117.60

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Solution

The fourth proportional to 85,282.18, 127,923.58 and 26,117.60 is: 39,176.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,282.18 : 127,923.58 = 26,117.60 : x
  2. Step 2: Convert to fraction form
    85,282.18/127,923.58 = 26,117.60/x
  3. Step 3: Cross multiply
    85,282.18x = 127,923.58 × 26,117.60
  4. Step 4: Simplify right side
    85,282.18x = 3,341,056,893.01
  5. Step 5: Solve for x
    x = 3,341,056,893.01/85,282.18
  6. Step 6: Final answer
    x = 39,176.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.