Home / 58,646.40-87,969.78-14,273.16

Finding the Fourth Proportional to 58,646.40, 87,969.78 and 14,273.16

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Solution

The fourth proportional to 58,646.40, 87,969.78 and 14,273.16 is: 21,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,646.40 : 87,969.78 = 14,273.16 : x
  2. Step 2: Convert to fraction form
    58,646.40/87,969.78 = 14,273.16/x
  3. Step 3: Cross multiply
    58,646.40x = 87,969.78 × 14,273.16
  4. Step 4: Simplify right side
    58,646.40x = 1,255,606,745.10
  5. Step 5: Solve for x
    x = 1,255,606,745.10/58,646.40
  6. Step 6: Final answer
    x = 21,409.78

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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.