Home / 58,532.77-87,746.46-21,066.50

Finding the Fourth Proportional to 58,532.77, 87,746.46 and 21,066.50

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Solution

The fourth proportional to 58,532.77, 87,746.46 and 21,066.50 is: 31,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,532.77 : 87,746.46 = 21,066.50 : x
  2. Step 2: Convert to fraction form
    58,532.77/87,746.46 = 21,066.50/x
  3. Step 3: Cross multiply
    58,532.77x = 87,746.46 × 21,066.50
  4. Step 4: Simplify right side
    58,532.77x = 1,848,510,799.59
  5. Step 5: Solve for x
    x = 1,848,510,799.59/58,532.77
  6. Step 6: Final answer
    x = 31,580.78

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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.