Home / 56,953.41-78,589.89-33,085.14

Finding the Fourth Proportional to 56,953.41, 78,589.89 and 33,085.14

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Solution

The fourth proportional to 56,953.41, 78,589.89 and 33,085.14 is: 45,654.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,953.41 : 78,589.89 = 33,085.14 : x
  2. Step 2: Convert to fraction form
    56,953.41/78,589.89 = 33,085.14/x
  3. Step 3: Cross multiply
    56,953.41x = 78,589.89 × 33,085.14
  4. Step 4: Simplify right side
    56,953.41x = 2,600,157,513.23
  5. Step 5: Solve for x
    x = 2,600,157,513.23/56,953.41
  6. Step 6: Final answer
    x = 45,654.11

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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.