Home / 61,030.89-91,546.64-21,588.04

Finding the Fourth Proportional to 61,030.89, 91,546.64 and 21,588.04

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Solution

The fourth proportional to 61,030.89, 91,546.64 and 21,588.04 is: 32,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,030.89 : 91,546.64 = 21,588.04 : x
  2. Step 2: Convert to fraction form
    61,030.89/91,546.64 = 21,588.04/x
  3. Step 3: Cross multiply
    61,030.89x = 91,546.64 × 21,588.04
  4. Step 4: Simplify right side
    61,030.89x = 1,976,312,526.19
  5. Step 5: Solve for x
    x = 1,976,312,526.19/61,030.89
  6. Step 6: Final answer
    x = 32,382.17

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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.