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Finding the Fourth Proportional to 161,430.76, 241,990.62 and 50,596.84

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Solution

The fourth proportional to 161,430.76, 241,990.62 and 50,596.84 is: 75,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,430.76 : 241,990.62 = 50,596.84 : x
  2. Step 2: Convert to fraction form
    161,430.76/241,990.62 = 50,596.84/x
  3. Step 3: Cross multiply
    161,430.76x = 241,990.62 × 50,596.84
  4. Step 4: Simplify right side
    161,430.76x = 12,243,960,681.64
  5. Step 5: Solve for x
    x = 12,243,960,681.64/161,430.76
  6. Step 6: Final answer
    x = 75,846.52

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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.