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Finding the Fourth Proportional to 58,830.48, 88,379.64 and 35,472.24

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Solution

The fourth proportional to 58,830.48, 88,379.64 and 35,472.24 is: 53,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,830.48 : 88,379.64 = 35,472.24 : x
  2. Step 2: Convert to fraction form
    58,830.48/88,379.64 = 35,472.24/x
  3. Step 3: Cross multiply
    58,830.48x = 88,379.64 × 35,472.24
  4. Step 4: Simplify right side
    58,830.48x = 3,135,023,801.19
  5. Step 5: Solve for x
    x = 3,135,023,801.19/58,830.48
  6. Step 6: Final answer
    x = 53,289.11

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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.