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Finding the Fourth Proportional to 107,203.77, 147,941.64 and 59,461.56

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Solution

The fourth proportional to 107,203.77, 147,941.64 and 59,461.56 is: 82,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,203.77 : 147,941.64 = 59,461.56 : x
  2. Step 2: Convert to fraction form
    107,203.77/147,941.64 = 59,461.56/x
  3. Step 3: Cross multiply
    107,203.77x = 147,941.64 × 59,461.56
  4. Step 4: Simplify right side
    107,203.77x = 8,796,840,703.36
  5. Step 5: Solve for x
    x = 8,796,840,703.36/107,203.77
  6. Step 6: Final answer
    x = 82,057.20

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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.