Home / 97,753.89-134,899.32-54,733.78

Finding the Fourth Proportional to 97,753.89, 134,899.32 and 54,733.78

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Solution

The fourth proportional to 97,753.89, 134,899.32 and 54,733.78 is: 75,532.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,753.89 : 134,899.32 = 54,733.78 : x
  2. Step 2: Convert to fraction form
    97,753.89/134,899.32 = 54,733.78/x
  3. Step 3: Cross multiply
    97,753.89x = 134,899.32 × 54,733.78
  4. Step 4: Simplify right side
    97,753.89x = 7,383,549,318.10
  5. Step 5: Solve for x
    x = 7,383,549,318.10/97,753.89
  6. Step 6: Final answer
    x = 75,532.03

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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.