Home / 84,519.16-116,638.23-46,280.32

Finding the Fourth Proportional to 84,519.16, 116,638.23 and 46,280.32

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Solution

The fourth proportional to 84,519.16, 116,638.23 and 46,280.32 is: 63,867.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,519.16 : 116,638.23 = 46,280.32 : x
  2. Step 2: Convert to fraction form
    84,519.16/116,638.23 = 46,280.32/x
  3. Step 3: Cross multiply
    84,519.16x = 116,638.23 × 46,280.32
  4. Step 4: Simplify right side
    84,519.16x = 5,398,054,608.63
  5. Step 5: Solve for x
    x = 5,398,054,608.63/84,519.16
  6. Step 6: Final answer
    x = 63,867.82

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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.