Home / 156,559.74-234,537.37-93,430.31

Finding the Fourth Proportional to 156,559.74, 234,537.37 and 93,430.31

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Solution

The fourth proportional to 156,559.74, 234,537.37 and 93,430.31 is: 139,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,559.74 : 234,537.37 = 93,430.31 : x
  2. Step 2: Convert to fraction form
    156,559.74/234,537.37 = 93,430.31/x
  3. Step 3: Cross multiply
    156,559.74x = 234,537.37 × 93,430.31
  4. Step 4: Simplify right side
    156,559.74x = 21,912,899,624.24
  5. Step 5: Solve for x
    x = 21,912,899,624.24/156,559.74
  6. Step 6: Final answer
    x = 139,965.10

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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.