Home / 106,688.58-160,088.13-47,566.86

Finding the Fourth Proportional to 106,688.58, 160,088.13 and 47,566.86

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Solution

The fourth proportional to 106,688.58, 160,088.13 and 47,566.86 is: 71,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,688.58 : 160,088.13 = 47,566.86 : x
  2. Step 2: Convert to fraction form
    106,688.58/160,088.13 = 47,566.86/x
  3. Step 3: Cross multiply
    106,688.58x = 160,088.13 × 47,566.86
  4. Step 4: Simplify right side
    106,688.58x = 7,614,889,667.37
  5. Step 5: Solve for x
    x = 7,614,889,667.37/106,688.58
  6. Step 6: Final answer
    x = 71,374.93

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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.