Home / 156,909.67-235,362.45-38,582.03

Finding the Fourth Proportional to 156,909.67, 235,362.45 and 38,582.03

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Solution

The fourth proportional to 156,909.67, 235,362.45 and 38,582.03 is: 57,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,909.67 : 235,362.45 = 38,582.03 : x
  2. Step 2: Convert to fraction form
    156,909.67/235,362.45 = 38,582.03/x
  3. Step 3: Cross multiply
    156,909.67x = 235,362.45 × 38,582.03
  4. Step 4: Simplify right side
    156,909.67x = 9,080,761,106.77
  5. Step 5: Solve for x
    x = 9,080,761,106.77/156,909.67
  6. Step 6: Final answer
    x = 57,872.54

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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.