Home / 151,001.70-208,377.03-83,018.19

Finding the Fourth Proportional to 151,001.70, 208,377.03 and 83,018.19

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Solution

The fourth proportional to 151,001.70, 208,377.03 and 83,018.19 is: 114,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,001.70 : 208,377.03 = 83,018.19 : x
  2. Step 2: Convert to fraction form
    151,001.70/208,377.03 = 83,018.19/x
  3. Step 3: Cross multiply
    151,001.70x = 208,377.03 × 83,018.19
  4. Step 4: Simplify right side
    151,001.70x = 17,299,083,868.18
  5. Step 5: Solve for x
    x = 17,299,083,868.18/151,001.70
  6. Step 6: Final answer
    x = 114,562.18

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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.