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Finding the Fourth Proportional to 174,990.98, 241,485.45 and 99,539.30

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Solution

The fourth proportional to 174,990.98, 241,485.45 and 99,539.30 is: 137,363.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,990.98 : 241,485.45 = 99,539.30 : x
  2. Step 2: Convert to fraction form
    174,990.98/241,485.45 = 99,539.30/x
  3. Step 3: Cross multiply
    174,990.98x = 241,485.45 × 99,539.30
  4. Step 4: Simplify right side
    174,990.98x = 24,037,292,653.19
  5. Step 5: Solve for x
    x = 24,037,292,653.19/174,990.98
  6. Step 6: Final answer
    x = 137,363.04

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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.