Home / 530,430.32-795,623.90-131,061.03

Finding the Fourth Proportional to 530,430.32, 795,623.90 and 131,061.03

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Solution

The fourth proportional to 530,430.32, 795,623.90 and 131,061.03 is: 196,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,430.32 : 795,623.90 = 131,061.03 : x
  2. Step 2: Convert to fraction form
    530,430.32/795,623.90 = 131,061.03/x
  3. Step 3: Cross multiply
    530,430.32x = 795,623.90 × 131,061.03
  4. Step 4: Simplify right side
    530,430.32x = 104,275,287,171.31
  5. Step 5: Solve for x
    x = 104,275,287,171.31/530,430.32
  6. Step 6: Final answer
    x = 196,586.21

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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.