Home / 190,069.60-284,758.80-154,818.40

Finding the Fourth Proportional to 190,069.60, 284,758.80 and 154,818.40

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Solution

The fourth proportional to 190,069.60, 284,758.80 and 154,818.40 is: 231,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,069.60 : 284,758.80 = 154,818.40 : x
  2. Step 2: Convert to fraction form
    190,069.60/284,758.80 = 154,818.40/x
  3. Step 3: Cross multiply
    190,069.60x = 284,758.80 × 154,818.40
  4. Step 4: Simplify right side
    190,069.60x = 44,085,901,801.92
  5. Step 5: Solve for x
    x = 44,085,901,801.92/190,069.60
  6. Step 6: Final answer
    x = 231,946.10

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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.