Home / 199,972.80-299,084.40-152,733.60

Finding the Fourth Proportional to 199,972.80, 299,084.40 and 152,733.60

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Solution

The fourth proportional to 199,972.80, 299,084.40 and 152,733.60 is: 228,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,972.80 : 299,084.40 = 152,733.60 : x
  2. Step 2: Convert to fraction form
    199,972.80/299,084.40 = 152,733.60/x
  3. Step 3: Cross multiply
    199,972.80x = 299,084.40 × 152,733.60
  4. Step 4: Simplify right side
    199,972.80x = 45,680,237,115.84
  5. Step 5: Solve for x
    x = 45,680,237,115.84/199,972.80
  6. Step 6: Final answer
    x = 228,432.25

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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.