Home / 553,057.20-829,586.34-153,698.04

Finding the Fourth Proportional to 553,057.20, 829,586.34 and 153,698.04

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Solution

The fourth proportional to 553,057.20, 829,586.34 and 153,698.04 is: 230,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,057.20 : 829,586.34 = 153,698.04 : x
  2. Step 2: Convert to fraction form
    553,057.20/829,586.34 = 153,698.04/x
  3. Step 3: Cross multiply
    553,057.20x = 829,586.34 × 153,698.04
  4. Step 4: Simplify right side
    553,057.20x = 127,505,794,468.77
  5. Step 5: Solve for x
    x = 127,505,794,468.77/553,057.20
  6. Step 6: Final answer
    x = 230,547.21

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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.