Home / 102,024.72-153,077.58-45,849.60

Finding the Fourth Proportional to 102,024.72, 153,077.58 and 45,849.60

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Solution

The fourth proportional to 102,024.72, 153,077.58 and 45,849.60 is: 68,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,024.72 : 153,077.58 = 45,849.60 : x
  2. Step 2: Convert to fraction form
    102,024.72/153,077.58 = 45,849.60/x
  3. Step 3: Cross multiply
    102,024.72x = 153,077.58 × 45,849.60
  4. Step 4: Simplify right side
    102,024.72x = 7,018,545,811.97
  5. Step 5: Solve for x
    x = 7,018,545,811.97/102,024.72
  6. Step 6: Final answer
    x = 68,792.60

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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.