Home / 53,333.65-79,938.88-20,032.46

Finding the Fourth Proportional to 53,333.65, 79,938.88 and 20,032.46

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Solution

The fourth proportional to 53,333.65, 79,938.88 and 20,032.46 is: 30,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,333.65 : 79,938.88 = 20,032.46 : x
  2. Step 2: Convert to fraction form
    53,333.65/79,938.88 = 20,032.46/x
  3. Step 3: Cross multiply
    53,333.65x = 79,938.88 × 20,032.46
  4. Step 4: Simplify right side
    53,333.65x = 1,601,371,966.27
  5. Step 5: Solve for x
    x = 1,601,371,966.27/53,333.65
  6. Step 6: Final answer
    x = 30,025.55

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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.