Home / 176,657.12-243,706.40-104,996.42

Finding the Fourth Proportional to 176,657.12, 243,706.40 and 104,996.42

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Solution

The fourth proportional to 176,657.12, 243,706.40 and 104,996.42 is: 144,847.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,657.12 : 243,706.40 = 104,996.42 : x
  2. Step 2: Convert to fraction form
    176,657.12/243,706.40 = 104,996.42/x
  3. Step 3: Cross multiply
    176,657.12x = 243,706.40 × 104,996.42
  4. Step 4: Simplify right side
    176,657.12x = 25,588,299,531.09
  5. Step 5: Solve for x
    x = 25,588,299,531.09/176,657.12
  6. Step 6: Final answer
    x = 144,847.26

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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.