Home / 56,864.54-78,447.69-32,977.38

Finding the Fourth Proportional to 56,864.54, 78,447.69 and 32,977.38

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Solution

The fourth proportional to 56,864.54, 78,447.69 and 32,977.38 is: 45,494.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,864.54 : 78,447.69 = 32,977.38 : x
  2. Step 2: Convert to fraction form
    56,864.54/78,447.69 = 32,977.38/x
  3. Step 3: Cross multiply
    56,864.54x = 78,447.69 × 32,977.38
  4. Step 4: Simplify right side
    56,864.54x = 2,586,999,283.25
  5. Step 5: Solve for x
    x = 2,586,999,283.25/56,864.54
  6. Step 6: Final answer
    x = 45,494.07

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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.