Home / 62,621.08-86,423.07-35,767.60

Finding the Fourth Proportional to 62,621.08, 86,423.07 and 35,767.60

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Solution

The fourth proportional to 62,621.08, 86,423.07 and 35,767.60 is: 49,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,621.08 : 86,423.07 = 35,767.60 : x
  2. Step 2: Convert to fraction form
    62,621.08/86,423.07 = 35,767.60/x
  3. Step 3: Cross multiply
    62,621.08x = 86,423.07 × 35,767.60
  4. Step 4: Simplify right side
    62,621.08x = 3,091,145,798.53
  5. Step 5: Solve for x
    x = 3,091,145,798.53/62,621.08
  6. Step 6: Final answer
    x = 49,362.70

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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.