Home / 52,184.86-72,015.21-28,311.59

Finding the Fourth Proportional to 52,184.86, 72,015.21 and 28,311.59

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Solution

The fourth proportional to 52,184.86, 72,015.21 and 28,311.59 is: 39,070.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.86 : 72,015.21 = 28,311.59 : x
  2. Step 2: Convert to fraction form
    52,184.86/72,015.21 = 28,311.59/x
  3. Step 3: Cross multiply
    52,184.86x = 72,015.21 × 28,311.59
  4. Step 4: Simplify right side
    52,184.86x = 2,038,865,279.32
  5. Step 5: Solve for x
    x = 2,038,865,279.32/52,184.86
  6. Step 6: Final answer
    x = 39,070.06

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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.