Home / 99,010.08-148,564.32-46,423.68

Finding the Fourth Proportional to 99,010.08, 148,564.32 and 46,423.68

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Solution

The fourth proportional to 99,010.08, 148,564.32 and 46,423.68 is: 69,658.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,010.08 : 148,564.32 = 46,423.68 : x
  2. Step 2: Convert to fraction form
    99,010.08/148,564.32 = 46,423.68/x
  3. Step 3: Cross multiply
    99,010.08x = 148,564.32 × 46,423.68
  4. Step 4: Simplify right side
    99,010.08x = 6,896,902,451.10
  5. Step 5: Solve for x
    x = 6,896,902,451.10/99,010.08
  6. Step 6: Final answer
    x = 69,658.59

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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.