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Finding the Fourth Proportional to 176,706.90, 265,060.35 and 106,722.90

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Solution

The fourth proportional to 176,706.90, 265,060.35 and 106,722.90 is: 160,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,706.90 : 265,060.35 = 106,722.90 : x
  2. Step 2: Convert to fraction form
    176,706.90/265,060.35 = 106,722.90/x
  3. Step 3: Cross multiply
    176,706.90x = 265,060.35 × 106,722.90
  4. Step 4: Simplify right side
    176,706.90x = 28,288,009,227.02
  5. Step 5: Solve for x
    x = 28,288,009,227.02/176,706.90
  6. Step 6: Final answer
    x = 160,084.35

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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.