Home / 58,088.62-87,124.69-18,640.63

Finding the Fourth Proportional to 58,088.62, 87,124.69 and 18,640.63

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Solution

The fourth proportional to 58,088.62, 87,124.69 and 18,640.63 is: 27,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,088.62 : 87,124.69 = 18,640.63 : x
  2. Step 2: Convert to fraction form
    58,088.62/87,124.69 = 18,640.63/x
  3. Step 3: Cross multiply
    58,088.62x = 87,124.69 × 18,640.63
  4. Step 4: Simplify right side
    58,088.62x = 1,624,059,110.15
  5. Step 5: Solve for x
    x = 1,624,059,110.15/58,088.62
  6. Step 6: Final answer
    x = 27,958.30

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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.