Home / 86,916.62-119,946.78-52,926.56

Finding the Fourth Proportional to 86,916.62, 119,946.78 and 52,926.56

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Solution

The fourth proportional to 86,916.62, 119,946.78 and 52,926.56 is: 73,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,916.62 : 119,946.78 = 52,926.56 : x
  2. Step 2: Convert to fraction form
    86,916.62/119,946.78 = 52,926.56/x
  3. Step 3: Cross multiply
    86,916.62x = 119,946.78 × 52,926.56
  4. Step 4: Simplify right side
    86,916.62x = 6,348,370,448.48
  5. Step 5: Solve for x
    x = 6,348,370,448.48/86,916.62
  6. Step 6: Final answer
    x = 73,039.78

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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.