Home / 56,316.12-77,694.11-36,170.19

Finding the Fourth Proportional to 56,316.12, 77,694.11 and 36,170.19

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Solution

The fourth proportional to 56,316.12, 77,694.11 and 36,170.19 is: 49,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,316.12 : 77,694.11 = 36,170.19 : x
  2. Step 2: Convert to fraction form
    56,316.12/77,694.11 = 36,170.19/x
  3. Step 3: Cross multiply
    56,316.12x = 77,694.11 × 36,170.19
  4. Step 4: Simplify right side
    56,316.12x = 2,810,210,539.73
  5. Step 5: Solve for x
    x = 2,810,210,539.73/56,316.12
  6. Step 6: Final answer
    x = 49,900.64

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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.