Home / 227,528.60-341,292.90-138,955.10

Finding the Fourth Proportional to 227,528.60, 341,292.90 and 138,955.10

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Solution

The fourth proportional to 227,528.60, 341,292.90 and 138,955.10 is: 208,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,528.60 : 341,292.90 = 138,955.10 : x
  2. Step 2: Convert to fraction form
    227,528.60/341,292.90 = 138,955.10/x
  3. Step 3: Cross multiply
    227,528.60x = 341,292.90 × 138,955.10
  4. Step 4: Simplify right side
    227,528.60x = 47,424,389,048.79
  5. Step 5: Solve for x
    x = 47,424,389,048.79/227,528.60
  6. Step 6: Final answer
    x = 208,432.65

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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.