Home / 52,750.40-72,797.27-28,877.06

Finding the Fourth Proportional to 52,750.40, 72,797.27 and 28,877.06

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Solution

The fourth proportional to 52,750.40, 72,797.27 and 28,877.06 is: 39,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,750.40 : 72,797.27 = 28,877.06 : x
  2. Step 2: Convert to fraction form
    52,750.40/72,797.27 = 28,877.06/x
  3. Step 3: Cross multiply
    52,750.40x = 72,797.27 × 28,877.06
  4. Step 4: Simplify right side
    52,750.40x = 2,102,171,171.23
  5. Step 5: Solve for x
    x = 2,102,171,171.23/52,750.40
  6. Step 6: Final answer
    x = 39,851.29

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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.