Home / 187,043.71-280,565.61-46,802.38

Finding the Fourth Proportional to 187,043.71, 280,565.61 and 46,802.38

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Solution

The fourth proportional to 187,043.71, 280,565.61 and 46,802.38 is: 70,203.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,043.71 : 280,565.61 = 46,802.38 : x
  2. Step 2: Convert to fraction form
    187,043.71/280,565.61 = 46,802.38/x
  3. Step 3: Cross multiply
    187,043.71x = 280,565.61 × 46,802.38
  4. Step 4: Simplify right side
    187,043.71x = 13,131,138,294.15
  5. Step 5: Solve for x
    x = 13,131,138,294.15/187,043.71
  6. Step 6: Final answer
    x = 70,203.58

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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.