Home / 107,319.46-160,804.14-54,656.50

Finding the Fourth Proportional to 107,319.46, 160,804.14 and 54,656.50

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Solution

The fourth proportional to 107,319.46, 160,804.14 and 54,656.50 is: 81,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,319.46 : 160,804.14 = 54,656.50 : x
  2. Step 2: Convert to fraction form
    107,319.46/160,804.14 = 54,656.50/x
  3. Step 3: Cross multiply
    107,319.46x = 160,804.14 × 54,656.50
  4. Step 4: Simplify right side
    107,319.46x = 8,788,991,477.91
  5. Step 5: Solve for x
    x = 8,788,991,477.91/107,319.46
  6. Step 6: Final answer
    x = 81,895.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.