Home / 150,492.81-207,701.25-93,150.54

Finding the Fourth Proportional to 150,492.81, 207,701.25 and 93,150.54

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Solution

The fourth proportional to 150,492.81, 207,701.25 and 93,150.54 is: 128,560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,492.81 : 207,701.25 = 93,150.54 : x
  2. Step 2: Convert to fraction form
    150,492.81/207,701.25 = 93,150.54/x
  3. Step 3: Cross multiply
    150,492.81x = 207,701.25 × 93,150.54
  4. Step 4: Simplify right side
    150,492.81x = 19,347,483,596.18
  5. Step 5: Solve for x
    x = 19,347,483,596.18/150,492.81
  6. Step 6: Final answer
    x = 128,560.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.