Home / 151,180.05-208,624.89-83,195.13

Finding the Fourth Proportional to 151,180.05, 208,624.89 and 83,195.13

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Solution

The fourth proportional to 151,180.05, 208,624.89 and 83,195.13 is: 114,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,180.05 : 208,624.89 = 83,195.13 : x
  2. Step 2: Convert to fraction form
    151,180.05/208,624.89 = 83,195.13/x
  3. Step 3: Cross multiply
    151,180.05x = 208,624.89 × 83,195.13
  4. Step 4: Simplify right side
    151,180.05x = 17,356,574,844.79
  5. Step 5: Solve for x
    x = 17,356,574,844.79/151,180.05
  6. Step 6: Final answer
    x = 114,807.31

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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.