Home / 56,087.64-77,400.18-30,594.24

Finding the Fourth Proportional to 56,087.64, 77,400.18 and 30,594.24

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Solution

The fourth proportional to 56,087.64, 77,400.18 and 30,594.24 is: 42,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087.64 : 77,400.18 = 30,594.24 : x
  2. Step 2: Convert to fraction form
    56,087.64/77,400.18 = 30,594.24/x
  3. Step 3: Cross multiply
    56,087.64x = 77,400.18 × 30,594.24
  4. Step 4: Simplify right side
    56,087.64x = 2,367,999,682.96
  5. Step 5: Solve for x
    x = 2,367,999,682.96/56,087.64
  6. Step 6: Final answer
    x = 42,219.63

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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.