Home / 107,477.40-148,317.75-59,729.79

Finding the Fourth Proportional to 107,477.40, 148,317.75 and 59,729.79

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Solution

The fourth proportional to 107,477.40, 148,317.75 and 59,729.79 is: 82,426.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,477.40 : 148,317.75 = 59,729.79 : x
  2. Step 2: Convert to fraction form
    107,477.40/148,317.75 = 59,729.79/x
  3. Step 3: Cross multiply
    107,477.40x = 148,317.75 × 59,729.79
  4. Step 4: Simplify right side
    107,477.40x = 8,858,988,060.77
  5. Step 5: Solve for x
    x = 8,858,988,060.77/107,477.40
  6. Step 6: Final answer
    x = 82,426.52

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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.