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Finding the Fourth Proportional to 167,005.50, 230,470.56 and 90,527.10

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Solution

The fourth proportional to 167,005.50, 230,470.56 and 90,527.10 is: 124,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,005.50 : 230,470.56 = 90,527.10 : x
  2. Step 2: Convert to fraction form
    167,005.50/230,470.56 = 90,527.10/x
  3. Step 3: Cross multiply
    167,005.50x = 230,470.56 × 90,527.10
  4. Step 4: Simplify right side
    167,005.50x = 20,863,831,432.18
  5. Step 5: Solve for x
    x = 20,863,831,432.18/167,005.50
  6. Step 6: Final answer
    x = 124,929.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.