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Finding the Fourth Proportional to 143,995.99, 216,090.39 and 59,756.23

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Solution

The fourth proportional to 143,995.99, 216,090.39 and 59,756.23 is: 89,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,995.99 : 216,090.39 = 59,756.23 : x
  2. Step 2: Convert to fraction form
    143,995.99/216,090.39 = 59,756.23/x
  3. Step 3: Cross multiply
    143,995.99x = 216,090.39 × 59,756.23
  4. Step 4: Simplify right side
    143,995.99x = 12,912,747,045.63
  5. Step 5: Solve for x
    x = 12,912,747,045.63/143,995.99
  6. Step 6: Final answer
    x = 89,674.35

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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.