Home / 74,016.27-102,141.95-40,482.27

Finding the Fourth Proportional to 74,016.27, 102,141.95 and 40,482.27

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Solution

The fourth proportional to 74,016.27, 102,141.95 and 40,482.27 is: 55,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,016.27 : 102,141.95 = 40,482.27 : x
  2. Step 2: Convert to fraction form
    74,016.27/102,141.95 = 40,482.27/x
  3. Step 3: Cross multiply
    74,016.27x = 102,141.95 × 40,482.27
  4. Step 4: Simplify right side
    74,016.27x = 4,134,937,795.82
  5. Step 5: Solve for x
    x = 4,134,937,795.82/74,016.27
  6. Step 6: Final answer
    x = 55,865.25

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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.