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Finding the Fourth Proportional to 178,162.07, 245,863.72 and 97,590.91

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Solution

The fourth proportional to 178,162.07, 245,863.72 and 97,590.91 is: 134,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,162.07 : 245,863.72 = 97,590.91 : x
  2. Step 2: Convert to fraction form
    178,162.07/245,863.72 = 97,590.91/x
  3. Step 3: Cross multiply
    178,162.07x = 245,863.72 × 97,590.91
  4. Step 4: Simplify right side
    178,162.07x = 23,994,064,170.79
  5. Step 5: Solve for x
    x = 23,994,064,170.79/178,162.07
  6. Step 6: Final answer
    x = 134,675.49

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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.