Home / 53,999.29-74,518.81-30,125.98

Finding the Fourth Proportional to 53,999.29, 74,518.81 and 30,125.98

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Solution

The fourth proportional to 53,999.29, 74,518.81 and 30,125.98 is: 41,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999.29 : 74,518.81 = 30,125.98 : x
  2. Step 2: Convert to fraction form
    53,999.29/74,518.81 = 30,125.98/x
  3. Step 3: Cross multiply
    53,999.29x = 74,518.81 × 30,125.98
  4. Step 4: Simplify right side
    53,999.29x = 2,244,952,179.68
  5. Step 5: Solve for x
    x = 2,244,952,179.68/53,999.29
  6. Step 6: Final answer
    x = 41,573.74

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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.