Home / 153,010.70-229,548.45-46,385.90

Finding the Fourth Proportional to 153,010.70, 229,548.45 and 46,385.90

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Solution

The fourth proportional to 153,010.70, 229,548.45 and 46,385.90 is: 69,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,010.70 : 229,548.45 = 46,385.90 : x
  2. Step 2: Convert to fraction form
    153,010.70/229,548.45 = 46,385.90/x
  3. Step 3: Cross multiply
    153,010.70x = 229,548.45 × 46,385.90
  4. Step 4: Simplify right side
    153,010.70x = 10,647,811,446.86
  5. Step 5: Solve for x
    x = 10,647,811,446.86/153,010.70
  6. Step 6: Final answer
    x = 69,588.67

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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.