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Finding the Fourth Proportional to 110,611.07, 152,643.57 and 60,310.07

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Solution

The fourth proportional to 110,611.07, 152,643.57 and 60,310.07 is: 83,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,611.07 : 152,643.57 = 60,310.07 : x
  2. Step 2: Convert to fraction form
    110,611.07/152,643.57 = 60,310.07/x
  3. Step 3: Cross multiply
    110,611.07x = 152,643.57 × 60,310.07
  4. Step 4: Simplify right side
    110,611.07x = 9,205,943,628.53
  5. Step 5: Solve for x
    x = 9,205,943,628.53/110,611.07
  6. Step 6: Final answer
    x = 83,228.05

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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.