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Finding the Fourth Proportional to 170,614.22, 235,411.13 and 98,026.01

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Solution

The fourth proportional to 170,614.22, 235,411.13 and 98,026.01 is: 135,254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,614.22 : 235,411.13 = 98,026.01 : x
  2. Step 2: Convert to fraction form
    170,614.22/235,411.13 = 98,026.01/x
  3. Step 3: Cross multiply
    170,614.22x = 235,411.13 × 98,026.01
  4. Step 4: Simplify right side
    170,614.22x = 23,076,413,783.49
  5. Step 5: Solve for x
    x = 23,076,413,783.49/170,614.22
  6. Step 6: Final answer
    x = 135,254.93

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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.