Home / 250,518.03-375,683.76-100,707.90

Finding the Fourth Proportional to 250,518.03, 375,683.76 and 100,707.90

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Solution

The fourth proportional to 250,518.03, 375,683.76 and 100,707.90 is: 151,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,518.03 : 375,683.76 = 100,707.90 : x
  2. Step 2: Convert to fraction form
    250,518.03/375,683.76 = 100,707.90/x
  3. Step 3: Cross multiply
    250,518.03x = 375,683.76 × 100,707.90
  4. Step 4: Simplify right side
    250,518.03x = 37,834,322,533.70
  5. Step 5: Solve for x
    x = 37,834,322,533.70/250,518.03
  6. Step 6: Final answer
    x = 151,024.35

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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.