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Finding the Fourth Proportional to 110,543.67, 152,574.84 and 70,249.50

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Solution

The fourth proportional to 110,543.67, 152,574.84 and 70,249.50 is: 96,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,543.67 : 152,574.84 = 70,249.50 : x
  2. Step 2: Convert to fraction form
    110,543.67/152,574.84 = 70,249.50/x
  3. Step 3: Cross multiply
    110,543.67x = 152,574.84 × 70,249.50
  4. Step 4: Simplify right side
    110,543.67x = 10,718,306,222.58
  5. Step 5: Solve for x
    x = 10,718,306,222.58/110,543.67
  6. Step 6: Final answer
    x = 96,959.93

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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.