Home / 114,373.05-157,889.04-76,196.22

Finding the Fourth Proportional to 114,373.05, 157,889.04 and 76,196.22

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Solution

The fourth proportional to 114,373.05, 157,889.04 and 76,196.22 is: 105,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,373.05 : 157,889.04 = 76,196.22 : x
  2. Step 2: Convert to fraction form
    114,373.05/157,889.04 = 76,196.22/x
  3. Step 3: Cross multiply
    114,373.05x = 157,889.04 × 76,196.22
  4. Step 4: Simplify right side
    114,373.05x = 12,030,548,027.43
  5. Step 5: Solve for x
    x = 12,030,548,027.43/114,373.05
  6. Step 6: Final answer
    x = 105,186.91

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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.