Home / 157,573.46-236,402.31-68,834.18

Finding the Fourth Proportional to 157,573.46, 236,402.31 and 68,834.18

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Solution

The fourth proportional to 157,573.46, 236,402.31 and 68,834.18 is: 103,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,573.46 : 236,402.31 = 68,834.18 : x
  2. Step 2: Convert to fraction form
    157,573.46/236,402.31 = 68,834.18/x
  3. Step 3: Cross multiply
    157,573.46x = 236,402.31 × 68,834.18
  4. Step 4: Simplify right side
    157,573.46x = 16,272,559,158.96
  5. Step 5: Solve for x
    x = 16,272,559,158.96/157,573.46
  6. Step 6: Final answer
    x = 103,269.67

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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.