Home / 52,871.51-72,964.73-28,999.19

Finding the Fourth Proportional to 52,871.51, 72,964.73 and 28,999.19

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Solution

The fourth proportional to 52,871.51, 72,964.73 and 28,999.19 is: 40,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,871.51 : 72,964.73 = 28,999.19 : x
  2. Step 2: Convert to fraction form
    52,871.51/72,964.73 = 28,999.19/x
  3. Step 3: Cross multiply
    52,871.51x = 72,964.73 × 28,999.19
  4. Step 4: Simplify right side
    52,871.51x = 2,115,918,068.57
  5. Step 5: Solve for x
    x = 2,115,918,068.57/52,871.51
  6. Step 6: Final answer
    x = 40,020.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.