Home / 53,561.18-73,916.92-29,688.38

Finding the Fourth Proportional to 53,561.18, 73,916.92 and 29,688.38

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Solution

The fourth proportional to 53,561.18, 73,916.92 and 29,688.38 is: 40,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,561.18 : 73,916.92 = 29,688.38 : x
  2. Step 2: Convert to fraction form
    53,561.18/73,916.92 = 29,688.38/x
  3. Step 3: Cross multiply
    53,561.18x = 73,916.92 × 29,688.38
  4. Step 4: Simplify right side
    53,561.18x = 2,194,473,609.39
  5. Step 5: Solve for x
    x = 2,194,473,609.39/53,561.18
  6. Step 6: Final answer
    x = 40,971.35

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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.