Home / 40,717.04-60,985.32-31,287.65

Finding the Fourth Proportional to 40,717.04, 60,985.32 and 31,287.65

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Solution

The fourth proportional to 40,717.04, 60,985.32 and 31,287.65 is: 46,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.04 : 60,985.32 = 31,287.65 : x
  2. Step 2: Convert to fraction form
    40,717.04/60,985.32 = 31,287.65/x
  3. Step 3: Cross multiply
    40,717.04x = 60,985.32 × 31,287.65
  4. Step 4: Simplify right side
    40,717.04x = 1,908,087,042.37
  5. Step 5: Solve for x
    x = 1,908,087,042.37/40,717.04
  6. Step 6: Final answer
    x = 46,862.13

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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.