Home / 97,520.64-134,579.20-52,808.96

Finding the Fourth Proportional to 97,520.64, 134,579.20 and 52,808.96

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Solution

The fourth proportional to 97,520.64, 134,579.20 and 52,808.96 is: 72,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,520.64 : 134,579.20 = 52,808.96 : x
  2. Step 2: Convert to fraction form
    97,520.64/134,579.20 = 52,808.96/x
  3. Step 3: Cross multiply
    97,520.64x = 134,579.20 × 52,808.96
  4. Step 4: Simplify right side
    97,520.64x = 7,106,987,589.63
  5. Step 5: Solve for x
    x = 7,106,987,589.63/97,520.64
  6. Step 6: Final answer
    x = 72,876.75

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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.