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Finding the Fourth Proportional to 152,109.90, 227,727.45 and 93,060.90

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Solution

The fourth proportional to 152,109.90, 227,727.45 and 93,060.90 is: 139,323.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,109.90 : 227,727.45 = 93,060.90 : x
  2. Step 2: Convert to fraction form
    152,109.90/227,727.45 = 93,060.90/x
  3. Step 3: Cross multiply
    152,109.90x = 227,727.45 × 93,060.90
  4. Step 4: Simplify right side
    152,109.90x = 21,192,521,451.71
  5. Step 5: Solve for x
    x = 21,192,521,451.71/152,109.90
  6. Step 6: Final answer
    x = 139,323.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.