Home / 56,560.65-84,851.39-18,612.05

Finding the Fourth Proportional to 56,560.65, 84,851.39 and 18,612.05

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Solution

The fourth proportional to 56,560.65, 84,851.39 and 18,612.05 is: 27,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,560.65 : 84,851.39 = 18,612.05 : x
  2. Step 2: Convert to fraction form
    56,560.65/84,851.39 = 18,612.05/x
  3. Step 3: Cross multiply
    56,560.65x = 84,851.39 × 18,612.05
  4. Step 4: Simplify right side
    56,560.65x = 1,579,257,935.52
  5. Step 5: Solve for x
    x = 1,579,257,935.52/56,560.65
  6. Step 6: Final answer
    x = 27,921.50

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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.