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Finding the Fourth Proportional to 114,305.11, 170,762.45 and 73,995.71

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Solution

The fourth proportional to 114,305.11, 170,762.45 and 73,995.71 is: 110,543.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,305.11 : 170,762.45 = 73,995.71 : x
  2. Step 2: Convert to fraction form
    114,305.11/170,762.45 = 73,995.71/x
  3. Step 3: Cross multiply
    114,305.11x = 170,762.45 × 73,995.71
  4. Step 4: Simplify right side
    114,305.11x = 12,635,688,473.34
  5. Step 5: Solve for x
    x = 12,635,688,473.34/114,305.11
  6. Step 6: Final answer
    x = 110,543.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.