Home / 170,665.55-235,524.12-93,145.43

Finding the Fourth Proportional to 170,665.55, 235,524.12 and 93,145.43

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Solution

The fourth proportional to 170,665.55, 235,524.12 and 93,145.43 is: 128,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,665.55 : 235,524.12 = 93,145.43 : x
  2. Step 2: Convert to fraction form
    170,665.55/235,524.12 = 93,145.43/x
  3. Step 3: Cross multiply
    170,665.55x = 235,524.12 × 93,145.43
  4. Step 4: Simplify right side
    170,665.55x = 21,937,994,967.04
  5. Step 5: Solve for x
    x = 21,937,994,967.04/170,665.55
  6. Step 6: Final answer
    x = 128,543.78

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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.