Home / 84,040.24-115,980.96-46,314.40

Finding the Fourth Proportional to 84,040.24, 115,980.96 and 46,314.40

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Solution

The fourth proportional to 84,040.24, 115,980.96 and 46,314.40 is: 63,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,040.24 : 115,980.96 = 46,314.40 : x
  2. Step 2: Convert to fraction form
    84,040.24/115,980.96 = 46,314.40/x
  3. Step 3: Cross multiply
    84,040.24x = 115,980.96 × 46,314.40
  4. Step 4: Simplify right side
    84,040.24x = 5,371,588,573.82
  5. Step 5: Solve for x
    x = 5,371,588,573.82/84,040.24
  6. Step 6: Final answer
    x = 63,916.86

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1.5x scale

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.