Home / 84,369.06-116,428.32-46,642.50

Finding the Fourth Proportional to 84,369.06, 116,428.32 and 46,642.50

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Solution

The fourth proportional to 84,369.06, 116,428.32 and 46,642.50 is: 64,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,369.06 : 116,428.32 = 46,642.50 : x
  2. Step 2: Convert to fraction form
    84,369.06/116,428.32 = 46,642.50/x
  3. Step 3: Cross multiply
    84,369.06x = 116,428.32 × 46,642.50
  4. Step 4: Simplify right side
    84,369.06x = 5,430,507,915.60
  5. Step 5: Solve for x
    x = 5,430,507,915.60/84,369.06
  6. Step 6: Final answer
    x = 64,366.11

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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.