Home / 96,530.10-144,795.15-89,969.10

Finding the Fourth Proportional to 96,530.10, 144,795.15 and 89,969.10

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Solution

The fourth proportional to 96,530.10, 144,795.15 and 89,969.10 is: 134,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,530.10 : 144,795.15 = 89,969.10 : x
  2. Step 2: Convert to fraction form
    96,530.10/144,795.15 = 89,969.10/x
  3. Step 3: Cross multiply
    96,530.10x = 144,795.15 × 89,969.10
  4. Step 4: Simplify right side
    96,530.10x = 13,027,089,329.87
  5. Step 5: Solve for x
    x = 13,027,089,329.87/96,530.10
  6. Step 6: Final answer
    x = 134,953.65

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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.