Home / 107,537.18-148,400.53-59,790.11

Finding the Fourth Proportional to 107,537.18, 148,400.53 and 59,790.11

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Solution

The fourth proportional to 107,537.18, 148,400.53 and 59,790.11 is: 82,509.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,537.18 : 148,400.53 = 59,790.11 : x
  2. Step 2: Convert to fraction form
    107,537.18/148,400.53 = 59,790.11/x
  3. Step 3: Cross multiply
    107,537.18x = 148,400.53 × 59,790.11
  4. Step 4: Simplify right side
    107,537.18x = 8,872,883,121.28
  5. Step 5: Solve for x
    x = 8,872,883,121.28/107,537.18
  6. Step 6: Final answer
    x = 82,509.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.