Home / 55,541.40-83,312.04-18,101.46

Finding the Fourth Proportional to 55,541.40, 83,312.04 and 18,101.46

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Solution

The fourth proportional to 55,541.40, 83,312.04 and 18,101.46 is: 27,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,541.40 : 83,312.04 = 18,101.46 : x
  2. Step 2: Convert to fraction form
    55,541.40/83,312.04 = 18,101.46/x
  3. Step 3: Cross multiply
    55,541.40x = 83,312.04 × 18,101.46
  4. Step 4: Simplify right side
    55,541.40x = 1,508,069,559.58
  5. Step 5: Solve for x
    x = 1,508,069,559.58/55,541.40
  6. Step 6: Final answer
    x = 27,152.17

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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.