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Finding the Fourth Proportional to 58,593.81, 87,889.79 and 14,220.93

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Solution

The fourth proportional to 58,593.81, 87,889.79 and 14,220.93 is: 21,331.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,593.81 : 87,889.79 = 14,220.93 : x
  2. Step 2: Convert to fraction form
    58,593.81/87,889.79 = 14,220.93/x
  3. Step 3: Cross multiply
    58,593.81x = 87,889.79 × 14,220.93
  4. Step 4: Simplify right side
    58,593.81x = 1,249,874,480.20
  5. Step 5: Solve for x
    x = 1,249,874,480.20/58,593.81
  6. Step 6: Final answer
    x = 21,331.17

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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.