Home / 198,003.30-296,567.55-153,485.70

Finding the Fourth Proportional to 198,003.30, 296,567.55 and 153,485.70

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Solution

The fourth proportional to 198,003.30, 296,567.55 and 153,485.70 is: 229,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,003.30 : 296,567.55 = 153,485.70 : x
  2. Step 2: Convert to fraction form
    198,003.30/296,567.55 = 153,485.70/x
  3. Step 3: Cross multiply
    198,003.30x = 296,567.55 × 153,485.70
  4. Step 4: Simplify right side
    198,003.30x = 45,518,878,009.04
  5. Step 5: Solve for x
    x = 45,518,878,009.04/198,003.30
  6. Step 6: Final answer
    x = 229,889.49

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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.