Home / 96,328.64-144,431.42-46,309.20

Finding the Fourth Proportional to 96,328.64, 144,431.42 and 46,309.20

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Solution

The fourth proportional to 96,328.64, 144,431.42 and 46,309.20 is: 69,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,328.64 : 144,431.42 = 46,309.20 : x
  2. Step 2: Convert to fraction form
    96,328.64/144,431.42 = 46,309.20/x
  3. Step 3: Cross multiply
    96,328.64x = 144,431.42 × 46,309.20
  4. Step 4: Simplify right side
    96,328.64x = 6,688,503,515.06
  5. Step 5: Solve for x
    x = 6,688,503,515.06/96,328.64
  6. Step 6: Final answer
    x = 69,434.22

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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.