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Finding the Fourth Proportional to 178,341.70, 246,127.07 and 97,784.59

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Solution

The fourth proportional to 178,341.70, 246,127.07 and 97,784.59 is: 134,951.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,341.70 : 246,127.07 = 97,784.59 : x
  2. Step 2: Convert to fraction form
    178,341.70/246,127.07 = 97,784.59/x
  3. Step 3: Cross multiply
    178,341.70x = 246,127.07 × 97,784.59
  4. Step 4: Simplify right side
    178,341.70x = 24,067,432,908.29
  5. Step 5: Solve for x
    x = 24,067,432,908.29/178,341.70
  6. Step 6: Final answer
    x = 134,951.24

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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.