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Finding the Fourth Proportional to 58,530.30, 87,799.11 and 23,465.40

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Solution

The fourth proportional to 58,530.30, 87,799.11 and 23,465.40 is: 35,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,530.30 : 87,799.11 = 23,465.40 : x
  2. Step 2: Convert to fraction form
    58,530.30/87,799.11 = 23,465.40/x
  3. Step 3: Cross multiply
    58,530.30x = 87,799.11 × 23,465.40
  4. Step 4: Simplify right side
    58,530.30x = 2,060,241,235.79
  5. Step 5: Solve for x
    x = 2,060,241,235.79/58,530.30
  6. Step 6: Final answer
    x = 35,199.57

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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.