Home / 53,829.29-74,264.41-53,746.25

Finding the Fourth Proportional to 53,829.29, 74,264.41 and 53,746.25

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Solution

The fourth proportional to 53,829.29, 74,264.41 and 53,746.25 is: 74,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829.29 : 74,264.41 = 53,746.25 : x
  2. Step 2: Convert to fraction form
    53,829.29/74,264.41 = 53,746.25/x
  3. Step 3: Cross multiply
    53,829.29x = 74,264.41 × 53,746.25
  4. Step 4: Simplify right side
    53,829.29x = 3,991,433,545.96
  5. Step 5: Solve for x
    x = 3,991,433,545.96/53,829.29
  6. Step 6: Final answer
    x = 74,149.85

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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.