Home / 53,999.15-74,518.53-30,125.76

Finding the Fourth Proportional to 53,999.15, 74,518.53 and 30,125.76

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Solution

The fourth proportional to 53,999.15, 74,518.53 and 30,125.76 is: 41,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999.15 : 74,518.53 = 30,125.76 : x
  2. Step 2: Convert to fraction form
    53,999.15/74,518.53 = 30,125.76/x
  3. Step 3: Cross multiply
    53,999.15x = 74,518.53 × 30,125.76
  4. Step 4: Simplify right side
    53,999.15x = 2,244,927,350.33
  5. Step 5: Solve for x
    x = 2,244,927,350.33/53,999.15
  6. Step 6: Final answer
    x = 41,573.39

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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.