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Finding the Fourth Proportional to 169,883.34, 234,443.51 and 93,405.63

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Solution

The fourth proportional to 169,883.34, 234,443.51 and 93,405.63 is: 128,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,883.34 : 234,443.51 = 93,405.63 : x
  2. Step 2: Convert to fraction form
    169,883.34/234,443.51 = 93,405.63/x
  3. Step 3: Cross multiply
    169,883.34x = 234,443.51 × 93,405.63
  4. Step 4: Simplify right side
    169,883.34x = 21,898,343,750.96
  5. Step 5: Solve for x
    x = 21,898,343,750.96/169,883.34
  6. Step 6: Final answer
    x = 128,902.24

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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.