Home / 49,621.06-74,527.32-42,521.39

Finding the Fourth Proportional to 49,621.06, 74,527.32 and 42,521.39

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Solution

The fourth proportional to 49,621.06, 74,527.32 and 42,521.39 is: 63,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,621.06 : 74,527.32 = 42,521.39 : x
  2. Step 2: Convert to fraction form
    49,621.06/74,527.32 = 42,521.39/x
  3. Step 3: Cross multiply
    49,621.06x = 74,527.32 × 42,521.39
  4. Step 4: Simplify right side
    49,621.06x = 3,169,005,305.67
  5. Step 5: Solve for x
    x = 3,169,005,305.67/49,621.06
  6. Step 6: Final answer
    x = 63,864.13

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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.