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Finding the Fourth Proportional to 177,029.86, 265,655.51 and 71,848.83

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Solution

The fourth proportional to 177,029.86, 265,655.51 and 71,848.83 is: 107,818.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,029.86 : 265,655.51 = 71,848.83 : x
  2. Step 2: Convert to fraction form
    177,029.86/265,655.51 = 71,848.83/x
  3. Step 3: Cross multiply
    177,029.86x = 265,655.51 × 71,848.83
  4. Step 4: Simplify right side
    177,029.86x = 19,087,037,576.55
  5. Step 5: Solve for x
    x = 19,087,037,576.55/177,029.86
  6. Step 6: Final answer
    x = 107,818.18

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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.