Home / 151,051.01-208,480.59-115,176.92

Finding the Fourth Proportional to 151,051.01, 208,480.59 and 115,176.92

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Solution

The fourth proportional to 151,051.01, 208,480.59 and 115,176.92 is: 158,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,051.01 : 208,480.59 = 115,176.92 : x
  2. Step 2: Convert to fraction form
    151,051.01/208,480.59 = 115,176.92/x
  3. Step 3: Cross multiply
    151,051.01x = 208,480.59 × 115,176.92
  4. Step 4: Simplify right side
    151,051.01x = 24,012,151,193.58
  5. Step 5: Solve for x
    x = 24,012,151,193.58/151,051.01
  6. Step 6: Final answer
    x = 158,967.17

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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.