Home / 264,357.48-396,598.62-86,865

Finding the Fourth Proportional to 264,357.48, 396,598.62 and 86,865

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Solution

The fourth proportional to 264,357.48, 396,598.62 and 86,865 is: 130,318.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,357.48 : 396,598.62 = 86,865 : x
  2. Step 2: Convert to fraction form
    264,357.48/396,598.62 = 86,865/x
  3. Step 3: Cross multiply
    264,357.48x = 396,598.62 × 86,865
  4. Step 4: Simplify right side
    264,357.48x = 34,450,539,126.30
  5. Step 5: Solve for x
    x = 34,450,539,126.30/264,357.48
  6. Step 6: Final answer
    x = 130,318.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.