Home / 83,624.30-125,455.58-36,247.32

Finding the Fourth Proportional to 83,624.30, 125,455.58 and 36,247.32

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Solution

The fourth proportional to 83,624.30, 125,455.58 and 36,247.32 is: 54,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,624.30 : 125,455.58 = 36,247.32 : x
  2. Step 2: Convert to fraction form
    83,624.30/125,455.58 = 36,247.32/x
  3. Step 3: Cross multiply
    83,624.30x = 125,455.58 × 36,247.32
  4. Step 4: Simplify right side
    83,624.30x = 4,547,428,372.81
  5. Step 5: Solve for x
    x = 4,547,428,372.81/83,624.30
  6. Step 6: Final answer
    x = 54,379.27

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1.5x scale

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.