Home / 53,683.43-74,091.21-38,625.93

Finding the Fourth Proportional to 53,683.43, 74,091.21 and 38,625.93

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Solution

The fourth proportional to 53,683.43, 74,091.21 and 38,625.93 is: 53,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.43 : 74,091.21 = 38,625.93 : x
  2. Step 2: Convert to fraction form
    53,683.43/74,091.21 = 38,625.93/x
  3. Step 3: Cross multiply
    53,683.43x = 74,091.21 × 38,625.93
  4. Step 4: Simplify right side
    53,683.43x = 2,861,841,746.23
  5. Step 5: Solve for x
    x = 2,861,841,746.23/53,683.43
  6. Step 6: Final answer
    x = 53,309.60

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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.