Home / 151,275.84-208,817.78-118,926.06

Finding the Fourth Proportional to 151,275.84, 208,817.78 and 118,926.06

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Solution

The fourth proportional to 151,275.84, 208,817.78 and 118,926.06 is: 164,162.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,275.84 : 208,817.78 = 118,926.06 : x
  2. Step 2: Convert to fraction form
    151,275.84/208,817.78 = 118,926.06/x
  3. Step 3: Cross multiply
    151,275.84x = 208,817.78 × 118,926.06
  4. Step 4: Simplify right side
    151,275.84x = 24,833,875,833.35
  5. Step 5: Solve for x
    x = 24,833,875,833.35/151,275.84
  6. Step 6: Final answer
    x = 164,162.87

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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.