Home / 250,520.03-375,686.76-100,709.90

Finding the Fourth Proportional to 250,520.03, 375,686.76 and 100,709.90

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Solution

The fourth proportional to 250,520.03, 375,686.76 and 100,709.90 is: 151,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,520.03 : 375,686.76 = 100,709.90 : x
  2. Step 2: Convert to fraction form
    250,520.03/375,686.76 = 100,709.90/x
  3. Step 3: Cross multiply
    250,520.03x = 375,686.76 × 100,709.90
  4. Step 4: Simplify right side
    250,520.03x = 37,835,376,030.92
  5. Step 5: Solve for x
    x = 37,835,376,030.92/250,520.03
  6. Step 6: Final answer
    x = 151,027.35

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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.