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Finding the Fourth Proportional to 175,109.68, 241,657.40 and 99,656.56

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Solution

The fourth proportional to 175,109.68, 241,657.40 and 99,656.56 is: 137,529.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,109.68 : 241,657.40 = 99,656.56 : x
  2. Step 2: Convert to fraction form
    175,109.68/241,657.40 = 99,656.56/x
  3. Step 3: Cross multiply
    175,109.68x = 241,657.40 × 99,656.56
  4. Step 4: Simplify right side
    175,109.68x = 24,082,745,182.54
  5. Step 5: Solve for x
    x = 24,082,745,182.54/175,109.68
  6. Step 6: Final answer
    x = 137,529.49

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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.