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Finding the Fourth Proportional to 97,225.19, 134,170.85 and 52,513.19

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Solution

The fourth proportional to 97,225.19, 134,170.85 and 52,513.19 is: 72,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,225.19 : 134,170.85 = 52,513.19 : x
  2. Step 2: Convert to fraction form
    97,225.19/134,170.85 = 52,513.19/x
  3. Step 3: Cross multiply
    97,225.19x = 134,170.85 × 52,513.19
  4. Step 4: Simplify right side
    97,225.19x = 7,045,738,937.44
  5. Step 5: Solve for x
    x = 7,045,738,937.44/97,225.19
  6. Step 6: Final answer
    x = 72,468.25

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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.