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Finding the Fourth Proportional to 124,246.74, 171,460.71 and 67,658.34

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Solution

The fourth proportional to 124,246.74, 171,460.71 and 67,658.34 is: 93,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,246.74 : 171,460.71 = 67,658.34 : x
  2. Step 2: Convert to fraction form
    124,246.74/171,460.71 = 67,658.34/x
  3. Step 3: Cross multiply
    124,246.74x = 171,460.71 × 67,658.34
  4. Step 4: Simplify right side
    124,246.74x = 11,600,747,013.82
  5. Step 5: Solve for x
    x = 11,600,747,013.82/124,246.74
  6. Step 6: Final answer
    x = 93,368.62

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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.