Home / 56,644.12-78,154.98-33,984.76

Finding the Fourth Proportional to 56,644.12, 78,154.98 and 33,984.76

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Solution

The fourth proportional to 56,644.12, 78,154.98 and 33,984.76 is: 46,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,644.12 : 78,154.98 = 33,984.76 : x
  2. Step 2: Convert to fraction form
    56,644.12/78,154.98 = 33,984.76/x
  3. Step 3: Cross multiply
    56,644.12x = 78,154.98 × 33,984.76
  4. Step 4: Simplify right side
    56,644.12x = 2,656,078,238.10
  5. Step 5: Solve for x
    x = 2,656,078,238.10/56,644.12
  6. Step 6: Final answer
    x = 46,890.63

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Double scale
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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.