Home / 151,010.26-208,396.53-83,030.18

Finding the Fourth Proportional to 151,010.26, 208,396.53 and 83,030.18

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Solution

The fourth proportional to 151,010.26, 208,396.53 and 83,030.18 is: 114,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,010.26 : 208,396.53 = 83,030.18 : x
  2. Step 2: Convert to fraction form
    151,010.26/208,396.53 = 83,030.18/x
  3. Step 3: Cross multiply
    151,010.26x = 208,396.53 × 83,030.18
  4. Step 4: Simplify right side
    151,010.26x = 17,303,201,397.28
  5. Step 5: Solve for x
    x = 17,303,201,397.28/151,010.26
  6. Step 6: Final answer
    x = 114,582.95

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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.