Home / 117,728.55-176,588.93-51,168.77

Finding the Fourth Proportional to 117,728.55, 176,588.93 and 51,168.77

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Solution

The fourth proportional to 117,728.55, 176,588.93 and 51,168.77 is: 76,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,728.55 : 176,588.93 = 51,168.77 : x
  2. Step 2: Convert to fraction form
    117,728.55/176,588.93 = 51,168.77/x
  3. Step 3: Cross multiply
    117,728.55x = 176,588.93 × 51,168.77
  4. Step 4: Simplify right side
    117,728.55x = 9,035,837,204.93
  5. Step 5: Solve for x
    x = 9,035,837,204.93/117,728.55
  6. Step 6: Final answer
    x = 76,751.45

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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.