Home / 107,475.04-148,304.28-59,720.68

Finding the Fourth Proportional to 107,475.04, 148,304.28 and 59,720.68

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Solution

The fourth proportional to 107,475.04, 148,304.28 and 59,720.68 is: 82,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,475.04 : 148,304.28 = 59,720.68 : x
  2. Step 2: Convert to fraction form
    107,475.04/148,304.28 = 59,720.68/x
  3. Step 3: Cross multiply
    107,475.04x = 148,304.28 × 59,720.68
  4. Step 4: Simplify right side
    107,475.04x = 8,856,832,448.51
  5. Step 5: Solve for x
    x = 8,856,832,448.51/107,475.04
  6. Step 6: Final answer
    x = 82,408.27

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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.