Home / 46,920.06-70,383.33-13,640.40

Finding the Fourth Proportional to 46,920.06, 70,383.33 and 13,640.40

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Solution

The fourth proportional to 46,920.06, 70,383.33 and 13,640.40 is: 20,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,920.06 : 70,383.33 = 13,640.40 : x
  2. Step 2: Convert to fraction form
    46,920.06/70,383.33 = 13,640.40/x
  3. Step 3: Cross multiply
    46,920.06x = 70,383.33 × 13,640.40
  4. Step 4: Simplify right side
    46,920.06x = 960,056,774.53
  5. Step 5: Solve for x
    x = 960,056,774.53/46,920.06
  6. Step 6: Final answer
    x = 20,461.54

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1.5x scale

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.