Home / 52,725.65-72,761.39-28,852.32

Finding the Fourth Proportional to 52,725.65, 72,761.39 and 28,852.32

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Solution

The fourth proportional to 52,725.65, 72,761.39 and 28,852.32 is: 39,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,725.65 : 72,761.39 = 28,852.32 : x
  2. Step 2: Convert to fraction form
    52,725.65/72,761.39 = 28,852.32/x
  3. Step 3: Cross multiply
    52,725.65x = 72,761.39 × 28,852.32
  4. Step 4: Simplify right side
    52,725.65x = 2,099,334,399.86
  5. Step 5: Solve for x
    x = 2,099,334,399.86/52,725.65
  6. Step 6: Final answer
    x = 39,816.19

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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.