Home / 114,723.92-172,130.01-55,555.04

Finding the Fourth Proportional to 114,723.92, 172,130.01 and 55,555.04

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Solution

The fourth proportional to 114,723.92, 172,130.01 and 55,555.04 is: 83,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,723.92 : 172,130.01 = 55,555.04 : x
  2. Step 2: Convert to fraction form
    114,723.92/172,130.01 = 55,555.04/x
  3. Step 3: Cross multiply
    114,723.92x = 172,130.01 × 55,555.04
  4. Step 4: Simplify right side
    114,723.92x = 9,562,689,590.75
  5. Step 5: Solve for x
    x = 9,562,689,590.75/114,723.92
  6. Step 6: Final answer
    x = 83,353.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.