Home / 157,020.80-235,343.61-57,063.96

Finding the Fourth Proportional to 157,020.80, 235,343.61 and 57,063.96

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Solution

The fourth proportional to 157,020.80, 235,343.61 and 57,063.96 is: 85,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,020.80 : 235,343.61 = 57,063.96 : x
  2. Step 2: Convert to fraction form
    157,020.80/235,343.61 = 57,063.96/x
  3. Step 3: Cross multiply
    157,020.80x = 235,343.61 × 57,063.96
  4. Step 4: Simplify right side
    157,020.80x = 13,429,638,347.30
  5. Step 5: Solve for x
    x = 13,429,638,347.30/157,020.80
  6. Step 6: Final answer
    x = 85,527.77

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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.