Home / 39,177.81-54,047.30-23,253.21

Finding the Fourth Proportional to 39,177.81, 54,047.30 and 23,253.21

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Solution

The fourth proportional to 39,177.81, 54,047.30 and 23,253.21 is: 32,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,177.81 : 54,047.30 = 23,253.21 : x
  2. Step 2: Convert to fraction form
    39,177.81/54,047.30 = 23,253.21/x
  3. Step 3: Cross multiply
    39,177.81x = 54,047.30 × 23,253.21
  4. Step 4: Simplify right side
    39,177.81x = 1,256,773,100.57
  5. Step 5: Solve for x
    x = 1,256,773,100.57/39,177.81
  6. Step 6: Final answer
    x = 32,078.70

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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.