Home / 195,438.80-292,812.60-173,320.40

Finding the Fourth Proportional to 195,438.80, 292,812.60 and 173,320.40

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Solution

The fourth proportional to 195,438.80, 292,812.60 and 173,320.40 is: 259,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,438.80 : 292,812.60 = 173,320.40 : x
  2. Step 2: Convert to fraction form
    195,438.80/292,812.60 = 173,320.40/x
  3. Step 3: Cross multiply
    195,438.80x = 292,812.60 × 173,320.40
  4. Step 4: Simplify right side
    195,438.80x = 50,750,396,957.04
  5. Step 5: Solve for x
    x = 50,750,396,957.04/195,438.80
  6. Step 6: Final answer
    x = 259,674.11

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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.