Home / 70,085.57-96,707.62-39,454.24

Finding the Fourth Proportional to 70,085.57, 96,707.62 and 39,454.24

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Solution

The fourth proportional to 70,085.57, 96,707.62 and 39,454.24 is: 54,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,085.57 : 96,707.62 = 39,454.24 : x
  2. Step 2: Convert to fraction form
    70,085.57/96,707.62 = 39,454.24/x
  3. Step 3: Cross multiply
    70,085.57x = 96,707.62 × 39,454.24
  4. Step 4: Simplify right side
    70,085.57x = 3,815,525,638.18
  5. Step 5: Solve for x
    x = 3,815,525,638.18/70,085.57
  6. Step 6: Final answer
    x = 54,440.96

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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.