Home / 86,916.04-130,398.66-33,624.32

Finding the Fourth Proportional to 86,916.04, 130,398.66 and 33,624.32

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Solution

The fourth proportional to 86,916.04, 130,398.66 and 33,624.32 is: 50,445.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,916.04 : 130,398.66 = 33,624.32 : x
  2. Step 2: Convert to fraction form
    86,916.04/130,398.66 = 33,624.32/x
  3. Step 3: Cross multiply
    86,916.04x = 130,398.66 × 33,624.32
  4. Step 4: Simplify right side
    86,916.04x = 4,384,565,619.42
  5. Step 5: Solve for x
    x = 4,384,565,619.42/86,916.04
  6. Step 6: Final answer
    x = 50,445.99

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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.