Home / 145,780.60-218,670.01-37,709.96

Finding the Fourth Proportional to 145,780.60, 218,670.01 and 37,709.96

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Solution

The fourth proportional to 145,780.60, 218,670.01 and 37,709.96 is: 56,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,780.60 : 218,670.01 = 37,709.96 : x
  2. Step 2: Convert to fraction form
    145,780.60/218,670.01 = 37,709.96/x
  3. Step 3: Cross multiply
    145,780.60x = 218,670.01 × 37,709.96
  4. Step 4: Simplify right side
    145,780.60x = 8,246,037,330.30
  5. Step 5: Solve for x
    x = 8,246,037,330.30/145,780.60
  6. Step 6: Final answer
    x = 56,564.71

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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.