Home / 52,575.45-72,555.84-28,703.40

Finding the Fourth Proportional to 52,575.45, 72,555.84 and 28,703.40

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Solution

The fourth proportional to 52,575.45, 72,555.84 and 28,703.40 is: 39,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,575.45 : 72,555.84 = 28,703.40 : x
  2. Step 2: Convert to fraction form
    52,575.45/72,555.84 = 28,703.40/x
  3. Step 3: Cross multiply
    52,575.45x = 72,555.84 × 28,703.40
  4. Step 4: Simplify right side
    52,575.45x = 2,082,599,297.86
  5. Step 5: Solve for x
    x = 2,082,599,297.86/52,575.45
  6. Step 6: Final answer
    x = 39,611.63

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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.