Home / 74,740.07-103,141.29-41,206.07

Finding the Fourth Proportional to 74,740.07, 103,141.29 and 41,206.07

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Solution

The fourth proportional to 74,740.07, 103,141.29 and 41,206.07 is: 56,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,740.07 : 103,141.29 = 41,206.07 : x
  2. Step 2: Convert to fraction form
    74,740.07/103,141.29 = 41,206.07/x
  3. Step 3: Cross multiply
    74,740.07x = 103,141.29 × 41,206.07
  4. Step 4: Simplify right side
    74,740.07x = 4,250,046,699.92
  5. Step 5: Solve for x
    x = 4,250,046,699.92/74,740.07
  6. Step 6: Final answer
    x = 56,864.37

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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.