Home / 58,434.18-87,654.18-28,475.94

Finding the Fourth Proportional to 58,434.18, 87,654.18 and 28,475.94

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Solution

The fourth proportional to 58,434.18, 87,654.18 and 28,475.94 is: 42,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,434.18 : 87,654.18 = 28,475.94 : x
  2. Step 2: Convert to fraction form
    58,434.18/87,654.18 = 28,475.94/x
  3. Step 3: Cross multiply
    58,434.18x = 87,654.18 × 28,475.94
  4. Step 4: Simplify right side
    58,434.18x = 2,496,035,170.43
  5. Step 5: Solve for x
    x = 2,496,035,170.43/58,434.18
  6. Step 6: Final answer
    x = 42,715.33

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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.