Home / 53,301.78-73,559.34-29,428.38

Finding the Fourth Proportional to 53,301.78, 73,559.34 and 29,428.38

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Solution

The fourth proportional to 53,301.78, 73,559.34 and 29,428.38 is: 40,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,301.78 : 73,559.34 = 29,428.38 : x
  2. Step 2: Convert to fraction form
    53,301.78/73,559.34 = 29,428.38/x
  3. Step 3: Cross multiply
    53,301.78x = 73,559.34 × 29,428.38
  4. Step 4: Simplify right side
    53,301.78x = 2,164,732,210.07
  5. Step 5: Solve for x
    x = 2,164,732,210.07/53,301.78
  6. Step 6: Final answer
    x = 40,612.76

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1.5x scale

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.