Home / 59,959.04-89,938.55-20,516.49

Finding the Fourth Proportional to 59,959.04, 89,938.55 and 20,516.49

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Solution

The fourth proportional to 59,959.04, 89,938.55 and 20,516.49 is: 30,774.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,959.04 : 89,938.55 = 20,516.49 : x
  2. Step 2: Convert to fraction form
    59,959.04/89,938.55 = 20,516.49/x
  3. Step 3: Cross multiply
    59,959.04x = 89,938.55 × 20,516.49
  4. Step 4: Simplify right side
    59,959.04x = 1,845,223,412.98
  5. Step 5: Solve for x
    x = 1,845,223,412.98/59,959.04
  6. Step 6: Final answer
    x = 30,774.74

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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.