Home / 178,087.79-245,761.55-96,416.90

Finding the Fourth Proportional to 178,087.79, 245,761.55 and 96,416.90

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Solution

The fourth proportional to 178,087.79, 245,761.55 and 96,416.90 is: 133,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,087.79 : 245,761.55 = 96,416.90 : x
  2. Step 2: Convert to fraction form
    178,087.79/245,761.55 = 96,416.90/x
  3. Step 3: Cross multiply
    178,087.79x = 245,761.55 × 96,416.90
  4. Step 4: Simplify right side
    178,087.79x = 23,695,566,308.11
  5. Step 5: Solve for x
    x = 23,695,566,308.11/178,087.79
  6. Step 6: Final answer
    x = 133,055.54

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1.5x scale

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.