Home / 56,646.28-84,969.42-19,206.46

Finding the Fourth Proportional to 56,646.28, 84,969.42 and 19,206.46

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Solution

The fourth proportional to 56,646.28, 84,969.42 and 19,206.46 is: 28,809.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,646.28 : 84,969.42 = 19,206.46 : x
  2. Step 2: Convert to fraction form
    56,646.28/84,969.42 = 19,206.46/x
  3. Step 3: Cross multiply
    56,646.28x = 84,969.42 × 19,206.46
  4. Step 4: Simplify right side
    56,646.28x = 1,631,961,766.45
  5. Step 5: Solve for x
    x = 1,631,961,766.45/56,646.28
  6. Step 6: Final answer
    x = 28,809.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.