Home / 84,366.50-116,428.20-46,643.18

Finding the Fourth Proportional to 84,366.50, 116,428.20 and 46,643.18

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Solution

The fourth proportional to 84,366.50, 116,428.20 and 46,643.18 is: 64,368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,366.50 : 116,428.20 = 46,643.18 : x
  2. Step 2: Convert to fraction form
    84,366.50/116,428.20 = 46,643.18/x
  3. Step 3: Cross multiply
    84,366.50x = 116,428.20 × 46,643.18
  4. Step 4: Simplify right side
    84,366.50x = 5,430,581,489.68
  5. Step 5: Solve for x
    x = 5,430,581,489.68/84,366.50
  6. Step 6: Final answer
    x = 64,368.93

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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.