Home / 46,081.47-69,123.58-18,000.39

Finding the Fourth Proportional to 46,081.47, 69,123.58 and 18,000.39

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Solution

The fourth proportional to 46,081.47, 69,123.58 and 18,000.39 is: 27,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,081.47 : 69,123.58 = 18,000.39 : x
  2. Step 2: Convert to fraction form
    46,081.47/69,123.58 = 18,000.39/x
  3. Step 3: Cross multiply
    46,081.47x = 69,123.58 × 18,000.39
  4. Step 4: Simplify right side
    46,081.47x = 1,244,251,612.41
  5. Step 5: Solve for x
    x = 1,244,251,612.41/46,081.47
  6. Step 6: Final answer
    x = 27,001.12

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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.