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Finding the Fourth Proportional to 58,353.60, 87,415.20 and 34,910.40

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Solution

The fourth proportional to 58,353.60, 87,415.20 and 34,910.40 is: 52,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,353.60 : 87,415.20 = 34,910.40 : x
  2. Step 2: Convert to fraction form
    58,353.60/87,415.20 = 34,910.40/x
  3. Step 3: Cross multiply
    58,353.60x = 87,415.20 × 34,910.40
  4. Step 4: Simplify right side
    58,353.60x = 3,051,699,598.08
  5. Step 5: Solve for x
    x = 3,051,699,598.08/58,353.60
  6. Step 6: Final answer
    x = 52,296.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.