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Finding the Fourth Proportional to 160,943.80, 241,415.70 and 101,457.40

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Solution

The fourth proportional to 160,943.80, 241,415.70 and 101,457.40 is: 152,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,943.80 : 241,415.70 = 101,457.40 : x
  2. Step 2: Convert to fraction form
    160,943.80/241,415.70 = 101,457.40/x
  3. Step 3: Cross multiply
    160,943.80x = 241,415.70 × 101,457.40
  4. Step 4: Simplify right side
    160,943.80x = 24,493,409,241.18
  5. Step 5: Solve for x
    x = 24,493,409,241.18/160,943.80
  6. Step 6: Final answer
    x = 152,186.10

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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.