Home / 171,802.03-257,490.96-124,579.21

Finding the Fourth Proportional to 171,802.03, 257,490.96 and 124,579.21

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Solution

The fourth proportional to 171,802.03, 257,490.96 and 124,579.21 is: 186,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,802.03 : 257,490.96 = 124,579.21 : x
  2. Step 2: Convert to fraction form
    171,802.03/257,490.96 = 124,579.21/x
  3. Step 3: Cross multiply
    171,802.03x = 257,490.96 × 124,579.21
  4. Step 4: Simplify right side
    171,802.03x = 32,078,020,378.94
  5. Step 5: Solve for x
    x = 32,078,020,378.94/171,802.03
  6. Step 6: Final answer
    x = 186,715.03

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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.