Home / 56,102.94-77,422.47-30,953.34

Finding the Fourth Proportional to 56,102.94, 77,422.47 and 30,953.34

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Solution

The fourth proportional to 56,102.94, 77,422.47 and 30,953.34 is: 42,715.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,102.94 : 77,422.47 = 30,953.34 : x
  2. Step 2: Convert to fraction form
    56,102.94/77,422.47 = 30,953.34/x
  3. Step 3: Cross multiply
    56,102.94x = 77,422.47 × 30,953.34
  4. Step 4: Simplify right side
    56,102.94x = 2,396,484,037.55
  5. Step 5: Solve for x
    x = 2,396,484,037.55/56,102.94
  6. Step 6: Final answer
    x = 42,715.84

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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.