Home / 53,944.06-74,444.08-30,070.12

Finding the Fourth Proportional to 53,944.06, 74,444.08 and 30,070.12

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Solution

The fourth proportional to 53,944.06, 74,444.08 and 30,070.12 is: 41,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,944.06 : 74,444.08 = 30,070.12 : x
  2. Step 2: Convert to fraction form
    53,944.06/74,444.08 = 30,070.12/x
  3. Step 3: Cross multiply
    53,944.06x = 74,444.08 × 30,070.12
  4. Step 4: Simplify right side
    53,944.06x = 2,238,542,418.89
  5. Step 5: Solve for x
    x = 2,238,542,418.89/53,944.06
  6. Step 6: Final answer
    x = 41,497.48

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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.