Home / 170,094.38-234,730.03-105,539.61

Finding the Fourth Proportional to 170,094.38, 234,730.03 and 105,539.61

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Solution

The fourth proportional to 170,094.38, 234,730.03 and 105,539.61 is: 145,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,094.38 : 234,730.03 = 105,539.61 : x
  2. Step 2: Convert to fraction form
    170,094.38/234,730.03 = 105,539.61/x
  3. Step 3: Cross multiply
    170,094.38x = 234,730.03 × 105,539.61
  4. Step 4: Simplify right side
    170,094.38x = 24,773,315,018.58
  5. Step 5: Solve for x
    x = 24,773,315,018.58/170,094.38
  6. Step 6: Final answer
    x = 145,644.52

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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.