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Finding the Fourth Proportional to 182,783.99, 251,681.15 and 159,995.45

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Solution

The fourth proportional to 182,783.99, 251,681.15 and 159,995.45 is: 220,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,783.99 : 251,681.15 = 159,995.45 : x
  2. Step 2: Convert to fraction form
    182,783.99/251,681.15 = 159,995.45/x
  3. Step 3: Cross multiply
    182,783.99x = 251,681.15 × 159,995.45
  4. Step 4: Simplify right side
    182,783.99x = 40,267,836,792.38
  5. Step 5: Solve for x
    x = 40,267,836,792.38/182,783.99
  6. Step 6: Final answer
    x = 220,302.87

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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.