Home / 107,455.44-160,394.46-99,538.50

Finding the Fourth Proportional to 107,455.44, 160,394.46 and 99,538.50

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Solution

The fourth proportional to 107,455.44, 160,394.46 and 99,538.50 is: 148,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,455.44 : 160,394.46 = 99,538.50 : x
  2. Step 2: Convert to fraction form
    107,455.44/160,394.46 = 99,538.50/x
  3. Step 3: Cross multiply
    107,455.44x = 160,394.46 × 99,538.50
  4. Step 4: Simplify right side
    107,455.44x = 15,965,423,956.71
  5. Step 5: Solve for x
    x = 15,965,423,956.71/107,455.44
  6. Step 6: Final answer
    x = 148,577.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.