Home / 65,918.93-90,966.17-37,239.93

Finding the Fourth Proportional to 65,918.93, 90,966.17 and 37,239.93

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Solution

The fourth proportional to 65,918.93, 90,966.17 and 37,239.93 is: 51,390.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,918.93 : 90,966.17 = 37,239.93 : x
  2. Step 2: Convert to fraction form
    65,918.93/90,966.17 = 37,239.93/x
  3. Step 3: Cross multiply
    65,918.93x = 90,966.17 × 37,239.93
  4. Step 4: Simplify right side
    65,918.93x = 3,387,573,616.97
  5. Step 5: Solve for x
    x = 3,387,573,616.97/65,918.93
  6. Step 6: Final answer
    x = 51,390.00

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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.