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Finding the Fourth Proportional to 97,434.84, 134,460.50 and 52,722.84

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Solution

The fourth proportional to 97,434.84, 134,460.50 and 52,722.84 is: 72,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,434.84 : 134,460.50 = 52,722.84 : x
  2. Step 2: Convert to fraction form
    97,434.84/134,460.50 = 52,722.84/x
  3. Step 3: Cross multiply
    97,434.84x = 134,460.50 × 52,722.84
  4. Step 4: Simplify right side
    97,434.84x = 7,089,139,164.21
  5. Step 5: Solve for x
    x = 7,089,139,164.21/97,434.84
  6. Step 6: Final answer
    x = 72,757.74

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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.