Home / 38,316.81-57,376.80-23,480.75

Finding the Fourth Proportional to 38,316.81, 57,376.80 and 23,480.75

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Solution

The fourth proportional to 38,316.81, 57,376.80 and 23,480.75 is: 35,160.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.81 : 57,376.80 = 23,480.75 : x
  2. Step 2: Convert to fraction form
    38,316.81/57,376.80 = 23,480.75/x
  3. Step 3: Cross multiply
    38,316.81x = 57,376.80 × 23,480.75
  4. Step 4: Simplify right side
    38,316.81x = 1,347,250,009.72
  5. Step 5: Solve for x
    x = 1,347,250,009.72/38,316.81
  6. Step 6: Final answer
    x = 35,160.81

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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.