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Finding the Fourth Proportional to 173,050.80, 259,662.60 and 98,228.40

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Solution

The fourth proportional to 173,050.80, 259,662.60 and 98,228.40 is: 147,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,050.80 : 259,662.60 = 98,228.40 : x
  2. Step 2: Convert to fraction form
    173,050.80/259,662.60 = 98,228.40/x
  3. Step 3: Cross multiply
    173,050.80x = 259,662.60 × 98,228.40
  4. Step 4: Simplify right side
    173,050.80x = 25,506,241,737.84
  5. Step 5: Solve for x
    x = 25,506,241,737.84/173,050.80
  6. Step 6: Final answer
    x = 147,391.64

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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.