Home / 156,928-235,378.65-62,132.40

Finding the Fourth Proportional to 156,928, 235,378.65 and 62,132.40

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Solution

The fourth proportional to 156,928, 235,378.65 and 62,132.40 is: 93,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,928 : 235,378.65 = 62,132.40 : x
  2. Step 2: Convert to fraction form
    156,928/235,378.65 = 62,132.40/x
  3. Step 3: Cross multiply
    156,928x = 235,378.65 × 62,132.40
  4. Step 4: Simplify right side
    156,928x = 14,624,640,433.26
  5. Step 5: Solve for x
    x = 14,624,640,433.26/156,928
  6. Step 6: Final answer
    x = 93,193.31

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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.