Home / 107,628.19-148,534.01-59,881.65

Finding the Fourth Proportional to 107,628.19, 148,534.01 and 59,881.65

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Solution

The fourth proportional to 107,628.19, 148,534.01 and 59,881.65 is: 82,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,628.19 : 148,534.01 = 59,881.65 : x
  2. Step 2: Convert to fraction form
    107,628.19/148,534.01 = 59,881.65/x
  3. Step 3: Cross multiply
    107,628.19x = 148,534.01 × 59,881.65
  4. Step 4: Simplify right side
    107,628.19x = 8,894,461,599.92
  5. Step 5: Solve for x
    x = 8,894,461,599.92/107,628.19
  6. Step 6: Final answer
    x = 82,640.63

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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.