Home / 39,123.70-53,985.75-23,205.04

Finding the Fourth Proportional to 39,123.70, 53,985.75 and 23,205.04

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Solution

The fourth proportional to 39,123.70, 53,985.75 and 23,205.04 is: 32,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,123.70 : 53,985.75 = 23,205.04 : x
  2. Step 2: Convert to fraction form
    39,123.70/53,985.75 = 23,205.04/x
  3. Step 3: Cross multiply
    39,123.70x = 53,985.75 × 23,205.04
  4. Step 4: Simplify right side
    39,123.70x = 1,252,741,102.23
  5. Step 5: Solve for x
    x = 1,252,741,102.23/39,123.70
  6. Step 6: Final answer
    x = 32,020.01

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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.