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Finding the Fourth Proportional to 53,185.77, 79,785.95 and 23,602.95

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Solution

The fourth proportional to 53,185.77, 79,785.95 and 23,602.95 is: 35,407.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.77 : 79,785.95 = 23,602.95 : x
  2. Step 2: Convert to fraction form
    53,185.77/79,785.95 = 23,602.95/x
  3. Step 3: Cross multiply
    53,185.77x = 79,785.95 × 23,602.95
  4. Step 4: Simplify right side
    53,185.77x = 1,883,183,670.54
  5. Step 5: Solve for x
    x = 1,883,183,670.54/53,185.77
  6. Step 6: Final answer
    x = 35,407.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.