Home / 552,980.31-829,529.69-153,622.23

Finding the Fourth Proportional to 552,980.31, 829,529.69 and 153,622.23

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Solution

The fourth proportional to 552,980.31, 829,529.69 and 153,622.23 is: 230,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,980.31 : 829,529.69 = 153,622.23 : x
  2. Step 2: Convert to fraction form
    552,980.31/829,529.69 = 153,622.23/x
  3. Step 3: Cross multiply
    552,980.31x = 829,529.69 × 153,622.23
  4. Step 4: Simplify right side
    552,980.31x = 127,434,200,060.90
  5. Step 5: Solve for x
    x = 127,434,200,060.90/552,980.31
  6. Step 6: Final answer
    x = 230,449.80

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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.