Home / 56,100.24-77,818.58-54,212.12

Finding the Fourth Proportional to 56,100.24, 77,818.58 and 54,212.12

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Solution

The fourth proportional to 56,100.24, 77,818.58 and 54,212.12 is: 75,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,100.24 : 77,818.58 = 54,212.12 : x
  2. Step 2: Convert to fraction form
    56,100.24/77,818.58 = 54,212.12/x
  3. Step 3: Cross multiply
    56,100.24x = 77,818.58 × 54,212.12
  4. Step 4: Simplify right side
    56,100.24x = 4,218,710,197.19
  5. Step 5: Solve for x
    x = 4,218,710,197.19/56,100.24
  6. Step 6: Final answer
    x = 75,199.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.