Home / 178,153.85-245,855.86-97,581.40

Finding the Fourth Proportional to 178,153.85, 245,855.86 and 97,581.40

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Solution

The fourth proportional to 178,153.85, 245,855.86 and 97,581.40 is: 134,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,153.85 : 245,855.86 = 97,581.40 : x
  2. Step 2: Convert to fraction form
    178,153.85/245,855.86 = 97,581.40/x
  3. Step 3: Cross multiply
    178,153.85x = 245,855.86 × 97,581.40
  4. Step 4: Simplify right side
    178,153.85x = 23,990,958,158.41
  5. Step 5: Solve for x
    x = 23,990,958,158.41/178,153.85
  6. Step 6: Final answer
    x = 134,664.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.