Home / 143,328.09-214,918.41-64,374.57

Finding the Fourth Proportional to 143,328.09, 214,918.41 and 64,374.57

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Solution

The fourth proportional to 143,328.09, 214,918.41 and 64,374.57 is: 96,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,328.09 : 214,918.41 = 64,374.57 : x
  2. Step 2: Convert to fraction form
    143,328.09/214,918.41 = 64,374.57/x
  3. Step 3: Cross multiply
    143,328.09x = 214,918.41 × 64,374.57
  4. Step 4: Simplify right side
    143,328.09x = 13,835,280,228.83
  5. Step 5: Solve for x
    x = 13,835,280,228.83/143,328.09
  6. Step 6: Final answer
    x = 96,528.74

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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.