Home / 53,785.17-74,253.93-40,937.44

Finding the Fourth Proportional to 53,785.17, 74,253.93 and 40,937.44

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Solution

The fourth proportional to 53,785.17, 74,253.93 and 40,937.44 is: 56,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785.17 : 74,253.93 = 40,937.44 : x
  2. Step 2: Convert to fraction form
    53,785.17/74,253.93 = 40,937.44/x
  3. Step 3: Cross multiply
    53,785.17x = 74,253.93 × 40,937.44
  4. Step 4: Simplify right side
    53,785.17x = 3,039,765,804.14
  5. Step 5: Solve for x
    x = 3,039,765,804.14/53,785.17
  6. Step 6: Final answer
    x = 56,516.80

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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.